90255905

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{1327}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 110659584

約数和(自身を除く): 20403679

約数列:

[1, 5, 61, 223, 305, 1115, 1327, 6635, 13603, 68015, 80947, 295921, 404735, 1479605, 18051181, 90255905]

約数ペア:

[(1, 90255905), (5, 18051181), (61, 1479605), (223, 404735), (305, 295921), (1115, 80947), (1327, 68015), (6635, 13603)]