90695020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{348827}}^1$

素因数の和:348849

約数の個数: 24

約数和(自身を含む): 205110864

約数和(自身を除く): 114415844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 348827, 697654, 1395308, 1744135, 3488270, 4534751, 6976540, 9069502, 18139004, 22673755, 45347510, 90695020]

約数ペア:

[(1, 90695020), (2, 45347510), (4, 22673755), (5, 18139004), (10, 9069502), (13, 6976540), (20, 4534751), (26, 3488270), (52, 1744135), (65, 1395308), (130, 697654), (260, 348827)]