66415840

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2749}}^1$

素因数の和:2915

約数の個数: 48

約数和(自身を含む): 158004000

約数和(自身を除く): 91588160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 1208, 1510, 2416, 2749, 3020, 4832, 5498, 6040, 10996, 12080, 13745, 21992, 24160, 27490, 43984, 54980, 87968, 109960, 219920, 415099, 439840, 830198, 1660396, 2075495, 3320792, 4150990, 6641584, 8301980, 13283168, 16603960, 33207920, 66415840]

約数ペア:

[(1, 66415840), (2, 33207920), (4, 16603960), (5, 13283168), (8, 8301980), (10, 6641584), (16, 4150990), (20, 3320792), (32, 2075495), (40, 1660396), (80, 830198), (151, 439840), (160, 415099), (302, 219920), (604, 109960), (755, 87968), (1208, 54980), (1510, 43984), (2416, 27490), (2749, 24160), (3020, 21992), (4832, 13745), (5498, 12080), (6040, 10996)]