51203320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 144322560

約数和(自身を除く): 93119240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 347, 434, 476, 527, 595, 620, 680, 694, 868, 952, 1054, 1085, 1190, 1240, 1388, 1735, 1736, 2108, 2170, 2380, 2429, 2635, 2776, 3470, 3689, 4216, 4340, 4760, 4858, 5270, 5899, 6940, 7378, 8680, 9716, 10540, 10757, 11798, 12145, 13880, 14756, 18445, 19432, 21080, 21514, 23596, 24290, 29495, 29512, 36890, 41293, 43028, 47192, 48580, 53785, 58990, 73780, 75299, 82586, 86056, 97160, 107570, 117980, 147560, 150598, 165172, 182869, 206465, 215140, 235960, 301196, 330344, 365738, 376495, 412930, 430280, 602392, 731476, 752990, 825860, 914345, 1280083, 1462952, 1505980, 1651720, 1828690, 2560166, 3011960, 3657380, 5120332, 6400415, 7314760, 10240664, 12800830, 25601660, 51203320]

約数ペア:

[(1, 51203320), (2, 25601660), (4, 12800830), (5, 10240664), (7, 7314760), (8, 6400415), (10, 5120332), (14, 3657380), (17, 3011960), (20, 2560166), (28, 1828690), (31, 1651720), (34, 1505980), (35, 1462952), (40, 1280083), (56, 914345), (62, 825860), (68, 752990), (70, 731476), (85, 602392), (119, 430280), (124, 412930), (136, 376495), (140, 365738), (155, 330344), (170, 301196), (217, 235960), (238, 215140), (248, 206465), (280, 182869), (310, 165172), (340, 150598), (347, 147560), (434, 117980), (476, 107570), (527, 97160), (595, 86056), (620, 82586), (680, 75299), (694, 73780), (868, 58990), (952, 53785), (1054, 48580), (1085, 47192), (1190, 43028), (1240, 41293), (1388, 36890), (1735, 29512), (1736, 29495), (2108, 24290), (2170, 23596), (2380, 21514), (2429, 21080), (2635, 19432), (2776, 18445), (3470, 14756), (3689, 13880), (4216, 12145), (4340, 11798), (4760, 10757), (4858, 10540), (5270, 9716), (5899, 8680), (6940, 7378)]