64940792

素因数分解:

$2^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{3109}}^1$

素因数の和:3495

約数の個数: 32

約数和(自身を含む): 139576800

約数和(自身を除く): 74636008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 373, 746, 1492, 2611, 2984, 3109, 5222, 6218, 10444, 12436, 20888, 21763, 24872, 43526, 87052, 174104, 1159657, 2319314, 4638628, 8117599, 9277256, 16235198, 32470396, 64940792]

約数ペア:

[(1, 64940792), (2, 32470396), (4, 16235198), (7, 9277256), (8, 8117599), (14, 4638628), (28, 2319314), (56, 1159657), (373, 174104), (746, 87052), (1492, 43526), (2611, 24872), (2984, 21763), (3109, 20888), (5222, 12436), (6218, 10444)]