90359570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18181}}^1$

素因数の和:18266

約数の個数: 32

約数和(自身を含む): 188510976

約数和(自身を除く): 98151406

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 18181, 36362, 90905, 127267, 181810, 254534, 636335, 1272670, 1290851, 2581702, 6454255, 9035957, 12908510, 18071914, 45179785, 90359570]

約数ペア:

[(1, 90359570), (2, 45179785), (5, 18071914), (7, 12908510), (10, 9035957), (14, 6454255), (35, 2581702), (70, 1290851), (71, 1272670), (142, 636335), (355, 254534), (497, 181810), (710, 127267), (994, 90905), (2485, 36362), (4970, 18181)]