130720528

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{35677}}^1$

素因数の和:35914

約数の個数: 20

約数和(自身を含む): 254384140

約数和(自身を除く): 123663612

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 35677, 71354, 142708, 285416, 570832, 8170033, 16340066, 32680132, 65360264, 130720528]

約数ペア:

[(1, 130720528), (2, 65360264), (4, 32680132), (8, 16340066), (16, 8170033), (229, 570832), (458, 285416), (916, 142708), (1832, 71354), (3664, 35677)]