74851790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{3407}}^1$

素因数の和:3453

約数の個数: 32

約数和(自身を含む): 145998720

約数和(自身を除く): 71146930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 3407, 4394, 6814, 10985, 17035, 21970, 34070, 44291, 88582, 221455, 442910, 575783, 1151566, 2878915, 5757830, 7485179, 14970358, 37425895, 74851790]

約数ペア:

[(1, 74851790), (2, 37425895), (5, 14970358), (10, 7485179), (13, 5757830), (26, 2878915), (65, 1151566), (130, 575783), (169, 442910), (338, 221455), (845, 88582), (1690, 44291), (2197, 34070), (3407, 21970), (4394, 17035), (6814, 10985)]