31477850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{8867}}^1$

素因数の和:8950

約数の個数: 24

約数和(自身を含む): 59380128

約数和(自身を除く): 27902278

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 8867, 17734, 44335, 88670, 221675, 443350, 629557, 1259114, 3147785, 6295570, 15738925, 31477850]

約数ペア:

[(1, 31477850), (2, 15738925), (5, 6295570), (10, 3147785), (25, 1259114), (50, 629557), (71, 443350), (142, 221675), (355, 88670), (710, 44335), (1775, 17734), (3550, 8867)]