90821090

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109423}}^1$

素因数の和:109513

約数の個数: 16

約数和(自身を含む): 165449088

約数和(自身を除く): 74627998

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 109423, 218846, 547115, 1094230, 9082109, 18164218, 45410545, 90821090]

約数ペア:

[(1, 90821090), (2, 45410545), (5, 18164218), (10, 9082109), (83, 1094230), (166, 547115), (415, 218846), (830, 109423)]