83993710

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 154229184

約数和(自身を除く): 70235474

約数列:

[1, 2, 5, 10, 71, 142, 281, 355, 421, 562, 710, 842, 1405, 2105, 2810, 4210, 19951, 29891, 39902, 59782, 99755, 118301, 149455, 199510, 236602, 298910, 591505, 1183010, 8399371, 16798742, 41996855, 83993710]

約数ペア:

[(1, 83993710), (2, 41996855), (5, 16798742), (10, 8399371), (71, 1183010), (142, 591505), (281, 298910), (355, 236602), (421, 199510), (562, 149455), (710, 118301), (842, 99755), (1405, 59782), (2105, 39902), (2810, 29891), (4210, 19951)]