73664320

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1091}}^1$

素因数の和:1319

約数の個数: 56

約数和(自身を含む): 176406048

約数和(自身を除く): 102741728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1091, 1688, 2110, 2182, 3376, 4220, 4364, 5455, 6752, 8440, 8728, 10910, 13504, 16880, 17456, 21820, 33760, 34912, 43640, 67520, 69824, 87280, 174560, 230201, 349120, 460402, 920804, 1151005, 1841608, 2302010, 3683216, 4604020, 7366432, 9208040, 14732864, 18416080, 36832160, 73664320]

約数ペア:

[(1, 73664320), (2, 36832160), (4, 18416080), (5, 14732864), (8, 9208040), (10, 7366432), (16, 4604020), (20, 3683216), (32, 2302010), (40, 1841608), (64, 1151005), (80, 920804), (160, 460402), (211, 349120), (320, 230201), (422, 174560), (844, 87280), (1055, 69824), (1091, 67520), (1688, 43640), (2110, 34912), (2182, 33760), (3376, 21820), (4220, 17456), (4364, 16880), (5455, 13504), (6752, 10910), (8440, 8728)]