81426372580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{1523}}^1$

素因数の和:1794

約数の個数: 192

約数和(自身を含む): 205546586112

約数和(自身を除く): 124120213532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 97, 124, 127, 140, 155, 194, 217, 254, 310, 388, 434, 485, 508, 620, 635, 679, 868, 889, 970, 1085, 1270, 1358, 1523, 1778, 1940, 2170, 2540, 2716, 3007, 3046, 3395, 3556, 3937, 4340, 4445, 6014, 6092, 6790, 7615, 7874, 8890, 10661, 12028, 12319, 13580, 15035, 15230, 15748, 17780, 19685, 21049, 21322, 24638, 27559, 30070, 30460, 39370, 42098, 42644, 47213, 49276, 53305, 55118, 60140, 61595, 78740, 84196, 86233, 94426, 105245, 106610, 110236, 123190, 137795, 147731, 172466, 188852, 193421, 210490, 213220, 236065, 246380, 275590, 295462, 330491, 344932, 381889, 386842, 420980, 431165, 472130, 551180, 590924, 660982, 738655, 763778, 773684, 862330, 944260, 967105, 1034117, 1321964, 1353947, 1477310, 1527556, 1652455, 1724660, 1909445, 1934210, 2068234, 2673223, 2707894, 2954620, 3304910, 3818890, 3868420, 4136468, 4579661, 5170585, 5346446, 5415788, 5996051, 6609820, 6769735, 7637780, 9159322, 10341170, 10692892, 11992102, 13366115, 13539470, 18318644, 18761837, 20682340, 22898305, 23984204, 26732230, 27078940, 29980255, 32057627, 37523674, 41972357, 45796610, 53464460, 59960510, 64115254, 75047348, 83944714, 91593220, 93809185, 119921020, 128230508, 131332859, 160288135, 167889428, 187618370, 209861785, 262665718, 320576270, 375236740, 419723570, 525331436, 581616947, 641152540, 656664295, 839447140, 1163233894, 1313328590, 2326467788, 2626657180, 2908084735, 4071318629, 5816169470, 8142637258, 11632338940, 16285274516, 20356593145, 40713186290, 81426372580]

約数ペア:

[(1, 81426372580), (2, 40713186290), (4, 20356593145), (5, 16285274516), (7, 11632338940), (10, 8142637258), (14, 5816169470), (20, 4071318629), (28, 2908084735), (31, 2626657180), (35, 2326467788), (62, 1313328590), (70, 1163233894), (97, 839447140), (124, 656664295), (127, 641152540), (140, 581616947), (155, 525331436), (194, 419723570), (217, 375236740), (254, 320576270), (310, 262665718), (388, 209861785), (434, 187618370), (485, 167889428), (508, 160288135), (620, 131332859), (635, 128230508), (679, 119921020), (868, 93809185), (889, 91593220), (970, 83944714), (1085, 75047348), (1270, 64115254), (1358, 59960510), (1523, 53464460), (1778, 45796610), (1940, 41972357), (2170, 37523674), (2540, 32057627), (2716, 29980255), (3007, 27078940), (3046, 26732230), (3395, 23984204), (3556, 22898305), (3937, 20682340), (4340, 18761837), (4445, 18318644), (6014, 13539470), (6092, 13366115), (6790, 11992102), (7615, 10692892), (7874, 10341170), (8890, 9159322), (10661, 7637780), (12028, 6769735), (12319, 6609820), (13580, 5996051), (15035, 5415788), (15230, 5346446), (15748, 5170585), (17780, 4579661), (19685, 4136468), (21049, 3868420), (21322, 3818890), (24638, 3304910), (27559, 2954620), (30070, 2707894), (30460, 2673223), (39370, 2068234), (42098, 1934210), (42644, 1909445), (47213, 1724660), (49276, 1652455), (53305, 1527556), (55118, 1477310), (60140, 1353947), (61595, 1321964), (78740, 1034117), (84196, 967105), (86233, 944260), (94426, 862330), (105245, 773684), (106610, 763778), (110236, 738655), (123190, 660982), (137795, 590924), (147731, 551180), (172466, 472130), (188852, 431165), (193421, 420980), (210490, 386842), (213220, 381889), (236065, 344932), (246380, 330491), (275590, 295462)]