99382720

素因数分解:

$2^6\times 5^1\times {\mathrm{310571}}^1$

素因数の和:310588

約数の個数: 28

約数和(自身を含む): 236655864

約数和(自身を除く): 137273144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 310571, 621142, 1242284, 1552855, 2484568, 3105710, 4969136, 6211420, 9938272, 12422840, 19876544, 24845680, 49691360, 99382720]

約数ペア:

[(1, 99382720), (2, 49691360), (4, 24845680), (5, 19876544), (8, 12422840), (10, 9938272), (16, 6211420), (20, 4969136), (32, 3105710), (40, 2484568), (64, 1552855), (80, 1242284), (160, 621142), (320, 310571)]