80902525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2699}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 110484000

約数和(自身を除く): 29581475

約数列:

[1, 5, 11, 25, 55, 109, 275, 545, 1199, 2699, 2725, 5995, 13495, 29689, 29975, 67475, 148445, 294191, 742225, 1470955, 3236101, 7354775, 16180505, 80902525]

約数ペア:

[(1, 80902525), (5, 16180505), (11, 7354775), (25, 3236101), (55, 1470955), (109, 742225), (275, 294191), (545, 148445), (1199, 67475), (2699, 29975), (2725, 29689), (5995, 13495)]