71715990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{64609}}^1$

素因数の和:64656

約数の個数: 32

約数和(自身を含む): 176772960

約数和(自身を除く): 105056970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 64609, 129218, 193827, 323045, 387654, 646090, 969135, 1938270, 2390533, 4781066, 7171599, 11952665, 14343198, 23905330, 35857995, 71715990]

約数ペア:

[(1, 71715990), (2, 35857995), (3, 23905330), (5, 14343198), (6, 11952665), (10, 7171599), (15, 4781066), (30, 2390533), (37, 1938270), (74, 969135), (111, 646090), (185, 387654), (222, 323045), (370, 193827), (555, 129218), (1110, 64609)]