31166330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1609}}^1$

素因数の和:1778

約数の個数: 32

約数和(自身を含む): 60858000

約数和(自身を除く): 29691670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1609, 1937, 3218, 3874, 8045, 9685, 16090, 19370, 20917, 41834, 104585, 209170, 239741, 479482, 1198705, 2397410, 3116633, 6233266, 15583165, 31166330]

約数ペア:

[(1, 31166330), (2, 15583165), (5, 6233266), (10, 3116633), (13, 2397410), (26, 1198705), (65, 479482), (130, 239741), (149, 209170), (298, 104585), (745, 41834), (1490, 20917), (1609, 19370), (1937, 16090), (3218, 9685), (3874, 8045)]