57255725

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 72811560

約数和(自身を除く): 15555835

約数列:

[1, 5, 25, 73, 137, 229, 365, 685, 1145, 1825, 3425, 5725, 10001, 16717, 31373, 50005, 83585, 156865, 250025, 417925, 784325, 2290229, 11451145, 57255725]

約数ペア:

[(1, 57255725), (5, 11451145), (25, 2290229), (73, 784325), (137, 417925), (229, 250025), (365, 156865), (685, 83585), (1145, 50005), (1825, 31373), (3425, 16717), (5725, 10001)]