20160154850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 42758841384

約数和(自身を除く): 22598686534

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 113, 121, 185, 226, 242, 275, 370, 407, 550, 565, 605, 797, 814, 925, 1130, 1210, 1243, 1594, 1850, 2035, 2486, 2825, 3025, 3985, 4070, 4181, 4477, 5650, 6050, 6215, 7970, 8362, 8767, 8954, 10175, 12430, 13673, 17534, 19925, 20350, 20905, 22385, 27346, 29489, 31075, 39850, 41810, 43835, 44770, 45991, 58978, 62150, 68365, 87670, 90061, 91982, 96437, 104525, 111925, 136730, 147445, 180122, 192874, 209050, 219175, 223850, 229955, 294890, 324379, 341825, 438350, 450305, 459910, 482185, 505901, 648758, 683650, 737225, 900610, 964370, 990671, 1011802, 1149775, 1474450, 1621895, 1981342, 2251525, 2299550, 2410925, 2529505, 3243790, 3332257, 3568169, 4503050, 4821850, 4953355, 5059010, 6664514, 7136338, 8109475, 9906710, 10897381, 12647525, 16218950, 16661285, 17840845, 21794762, 24766775, 25295050, 33322570, 35681690, 36654827, 49533550, 54486905, 73309654, 83306425, 89204225, 108973810, 166612850, 178408450, 183274135, 272434525, 366548270, 403203097, 544869050, 806406194, 916370675, 1832741350, 2016015485, 4032030970, 10080077425, 20160154850]

約数ペア:

[(1, 20160154850), (2, 10080077425), (5, 4032030970), (10, 2016015485), (11, 1832741350), (22, 916370675), (25, 806406194), (37, 544869050), (50, 403203097), (55, 366548270), (74, 272434525), (110, 183274135), (113, 178408450), (121, 166612850), (185, 108973810), (226, 89204225), (242, 83306425), (275, 73309654), (370, 54486905), (407, 49533550), (550, 36654827), (565, 35681690), (605, 33322570), (797, 25295050), (814, 24766775), (925, 21794762), (1130, 17840845), (1210, 16661285), (1243, 16218950), (1594, 12647525), (1850, 10897381), (2035, 9906710), (2486, 8109475), (2825, 7136338), (3025, 6664514), (3985, 5059010), (4070, 4953355), (4181, 4821850), (4477, 4503050), (5650, 3568169), (6050, 3332257), (6215, 3243790), (7970, 2529505), (8362, 2410925), (8767, 2299550), (8954, 2251525), (10175, 1981342), (12430, 1621895), (13673, 1474450), (17534, 1149775), (19925, 1011802), (20350, 990671), (20905, 964370), (22385, 900610), (27346, 737225), (29489, 683650), (31075, 648758), (39850, 505901), (41810, 482185), (43835, 459910), (44770, 450305), (45991, 438350), (58978, 341825), (62150, 324379), (68365, 294890), (87670, 229955), (90061, 223850), (91982, 219175), (96437, 209050), (104525, 192874), (111925, 180122), (136730, 147445)]