1340625

素因数分解:

$3^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:52

約数の個数: 48

約数和(自身を含む): 2624832

約数和(自身を除く): 1284207

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 125, 143, 165, 195, 275, 325, 375, 429, 625, 715, 825, 975, 1375, 1625, 1875, 2145, 3125, 3575, 4125, 4875, 6875, 8125, 9375, 10725, 17875, 20625, 24375, 34375, 40625, 53625, 89375, 103125, 121875, 268125, 446875, 1340625]

約数ペア:

[(1, 1340625), (3, 446875), (5, 268125), (11, 121875), (13, 103125), (15, 89375), (25, 53625), (33, 40625), (39, 34375), (55, 24375), (65, 20625), (75, 17875), (125, 10725), (143, 9375), (165, 8125), (195, 6875), (275, 4875), (325, 4125), (375, 3575), (429, 3125), (625, 2145), (715, 1875), (825, 1625), (975, 1375)]