129208839640

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3407}}^1\times {\mathrm{3967}}^1$

素因数の和:7624

約数の個数: 64

約数和(自身を含む): 292095590400

約数和(自身を除く): 162886750760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 3407, 3967, 4780, 6814, 7934, 9560, 13628, 15868, 17035, 19835, 27256, 31736, 34070, 39670, 68140, 79340, 136280, 158680, 814273, 948113, 1628546, 1896226, 3257092, 3792452, 4071365, 4740565, 6514184, 7584904, 8142730, 9481130, 13515569, 16285460, 18962260, 27031138, 32570920, 37924520, 54062276, 67577845, 108124552, 135155690, 270311380, 540622760, 3230220991, 6460441982, 12920883964, 16151104955, 25841767928, 32302209910, 64604419820, 129208839640]

約数ペア:

[(1, 129208839640), (2, 64604419820), (4, 32302209910), (5, 25841767928), (8, 16151104955), (10, 12920883964), (20, 6460441982), (40, 3230220991), (239, 540622760), (478, 270311380), (956, 135155690), (1195, 108124552), (1912, 67577845), (2390, 54062276), (3407, 37924520), (3967, 32570920), (4780, 27031138), (6814, 18962260), (7934, 16285460), (9560, 13515569), (13628, 9481130), (15868, 8142730), (17035, 7584904), (19835, 6514184), (27256, 4740565), (31736, 4071365), (34070, 3792452), (39670, 3257092), (68140, 1896226), (79340, 1628546), (136280, 948113), (158680, 814273)]