25820875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 9559925

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 419, 425, 493, 725, 2095, 2125, 2465, 3625, 7123, 10475, 12151, 12325, 35615, 52375, 60755, 61625, 178075, 206567, 303775, 890375, 1032835, 1518875, 5164175, 25820875]

約数ペア:

[(1, 25820875), (5, 5164175), (17, 1518875), (25, 1032835), (29, 890375), (85, 303775), (125, 206567), (145, 178075), (419, 61625), (425, 60755), (493, 52375), (725, 35615), (2095, 12325), (2125, 12151), (2465, 10475), (3625, 7123)]