25558125

素因数分解:

$3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:383

約数の個数: 40

約数和(自身を含む): 43711008

約数和(自身を除く): 18152883

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 317, 375, 625, 645, 951, 1075, 1585, 1875, 3225, 4755, 5375, 7925, 13631, 16125, 23775, 26875, 39625, 40893, 68155, 80625, 118875, 198125, 204465, 340775, 594375, 1022325, 1703875, 5111625, 8519375, 25558125]

約数ペア:

[(1, 25558125), (3, 8519375), (5, 5111625), (15, 1703875), (25, 1022325), (43, 594375), (75, 340775), (125, 204465), (129, 198125), (215, 118875), (317, 80625), (375, 68155), (625, 40893), (645, 39625), (951, 26875), (1075, 23775), (1585, 16125), (1875, 13631), (3225, 7925), (4755, 5375)]