154896080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31741}}^1$

素因数の和:31815

約数の個数: 40

約数和(自身を含む): 366048744

約数和(自身を除く): 211152664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 31741, 63482, 126964, 158705, 253928, 317410, 507856, 634820, 1269640, 1936201, 2539280, 3872402, 7744804, 9681005, 15489608, 19362010, 30979216, 38724020, 77448040, 154896080]

約数ペア:

[(1, 154896080), (2, 77448040), (4, 38724020), (5, 30979216), (8, 19362010), (10, 15489608), (16, 9681005), (20, 7744804), (40, 3872402), (61, 2539280), (80, 1936201), (122, 1269640), (244, 634820), (305, 507856), (488, 317410), (610, 253928), (976, 158705), (1220, 126964), (2440, 63482), (4880, 31741)]