255930625

素因数分解:

$5^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 334018080

約数和(自身を除く): 78087455

約数列:

[1, 5, 25, 43, 89, 107, 125, 215, 445, 535, 625, 1075, 2225, 2675, 3827, 4601, 5375, 9523, 11125, 13375, 19135, 23005, 26875, 47615, 55625, 66875, 95675, 115025, 238075, 409489, 478375, 575125, 1190375, 2047445, 2391875, 2875625, 5951875, 10237225, 51186125, 255930625]

約数ペア:

[(1, 255930625), (5, 51186125), (25, 10237225), (43, 5951875), (89, 2875625), (107, 2391875), (125, 2047445), (215, 1190375), (445, 575125), (535, 478375), (625, 409489), (1075, 238075), (2225, 115025), (2675, 95675), (3827, 66875), (4601, 55625), (5375, 47615), (9523, 26875), (11125, 23005), (13375, 19135)]