42656080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8741}}^1$

素因数の和:8815

約数の個数: 40

約数和(自身を含む): 100812744

約数和(自身を除く): 58156664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8741, 17482, 34964, 43705, 69928, 87410, 139856, 174820, 349640, 533201, 699280, 1066402, 2132804, 2666005, 4265608, 5332010, 8531216, 10664020, 21328040, 42656080]

約数ペア:

[(1, 42656080), (2, 21328040), (4, 10664020), (5, 8531216), (8, 5332010), (10, 4265608), (16, 2666005), (20, 2132804), (40, 1066402), (61, 699280), (80, 533201), (122, 349640), (244, 174820), (305, 139856), (488, 87410), (610, 69928), (976, 43705), (1220, 34964), (2440, 17482), (4880, 8741)]