25925625

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{419}}^1$

素因数の和:456

約数の個数: 60

約数和(自身を含む): 51171120

約数和(自身を除く): 25245495

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 419, 495, 625, 825, 1125, 1257, 1375, 1875, 2095, 2475, 3771, 4125, 4609, 5625, 6285, 6875, 10475, 12375, 13827, 18855, 20625, 23045, 31425, 41481, 52375, 61875, 69135, 94275, 115225, 157125, 207405, 261875, 345675, 471375, 576125, 785625, 1037025, 1728375, 2356875, 2880625, 5185125, 8641875, 25925625]

約数ペア:

[(1, 25925625), (3, 8641875), (5, 5185125), (9, 2880625), (11, 2356875), (15, 1728375), (25, 1037025), (33, 785625), (45, 576125), (55, 471375), (75, 345675), (99, 261875), (125, 207405), (165, 157125), (225, 115225), (275, 94275), (375, 69135), (419, 61875), (495, 52375), (625, 41481), (825, 31425), (1125, 23045), (1257, 20625), (1375, 18855), (1875, 13827), (2095, 12375), (2475, 10475), (3771, 6875), (4125, 6285), (4609, 5625)]