16648125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 29915424

約数和(自身を除く): 13267299

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 683, 975, 1625, 1875, 2049, 3415, 4875, 8125, 8879, 10245, 17075, 24375, 26637, 44395, 51225, 85375, 133185, 221975, 256125, 426875, 665925, 1109875, 1280625, 3329625, 5549375, 16648125]

約数ペア:

[(1, 16648125), (3, 5549375), (5, 3329625), (13, 1280625), (15, 1109875), (25, 665925), (39, 426875), (65, 256125), (75, 221975), (125, 133185), (195, 85375), (325, 51225), (375, 44395), (625, 26637), (683, 24375), (975, 17075), (1625, 10245), (1875, 8879), (2049, 8125), (3415, 4875)]