65564375

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{4561}}^1$

素因数の和:4604

約数の個数: 20

約数和(自身を含む): 85510128

約数和(自身を除く): 19945753

約数列:

[1, 5, 23, 25, 115, 125, 575, 625, 2875, 4561, 14375, 22805, 104903, 114025, 524515, 570125, 2622575, 2850625, 13112875, 65564375]

約数ペア:

[(1, 65564375), (5, 13112875), (23, 2850625), (25, 2622575), (115, 570125), (125, 524515), (575, 114025), (625, 104903), (2875, 22805), (4561, 14375)]