128520032

素因数分解:

$2^5\times {\mathrm{251}}^1\times {\mathrm{16001}}^1$

素因数の和:16262

約数の個数: 24

約数和(自身を含む): 254047752

約数和(自身を除く): 125527720

約数列:

[1, 2, 4, 8, 16, 32, 251, 502, 1004, 2008, 4016, 8032, 16001, 32002, 64004, 128008, 256016, 512032, 4016251, 8032502, 16065004, 32130008, 64260016, 128520032]

約数ペア:

[(1, 128520032), (2, 64260016), (4, 32130008), (8, 16065004), (16, 8032502), (32, 4016251), (251, 512032), (502, 256016), (1004, 128008), (2008, 64004), (4016, 32002), (8032, 16001)]