66315160

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2687}}^1$

素因数の和:3315

約数の個数: 32

約数和(自身を含む): 149506560

約数和(自身を除く): 83191400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 2687, 3085, 4936, 5374, 6170, 10748, 12340, 13435, 21496, 24680, 26870, 53740, 107480, 1657879, 3315758, 6631516, 8289395, 13263032, 16578790, 33157580, 66315160]

約数ペア:

[(1, 66315160), (2, 33157580), (4, 16578790), (5, 13263032), (8, 8289395), (10, 6631516), (20, 3315758), (40, 1657879), (617, 107480), (1234, 53740), (2468, 26870), (2687, 24680), (3085, 21496), (4936, 13435), (5374, 12340), (6170, 10748)]