25704225

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4967}}^1$

素因数の和:5006

約数の個数: 36

約数和(自身を含む): 48050496

約数和(自身を除く): 22346271

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 4967, 5175, 14901, 24835, 44703, 74505, 114241, 124175, 223515, 342723, 372525, 571205, 1028169, 1117575, 1713615, 2856025, 5140845, 8568075, 25704225]

約数ペア:

[(1, 25704225), (3, 8568075), (5, 5140845), (9, 2856025), (15, 1713615), (23, 1117575), (25, 1028169), (45, 571205), (69, 372525), (75, 342723), (115, 223515), (207, 124175), (225, 114241), (345, 74505), (575, 44703), (1035, 24835), (1725, 14901), (4967, 5175)]