81014725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4397}}^1$

素因数の和:4485

約数の個数: 24

約数和(自身を含む): 111251808

約数和(自身を除く): 30237083

約数列:

[1, 5, 11, 25, 55, 67, 275, 335, 737, 1675, 3685, 4397, 18425, 21985, 48367, 109925, 241835, 294599, 1209175, 1472995, 3240589, 7364975, 16202945, 81014725]

約数ペア:

[(1, 81014725), (5, 16202945), (11, 7364975), (25, 3240589), (55, 1472995), (67, 1209175), (275, 294599), (335, 241835), (737, 109925), (1675, 48367), (3685, 21985), (4397, 18425)]