2461875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 4461072

約数和(自身を除く): 1999197

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 101, 125, 195, 303, 325, 375, 505, 625, 975, 1313, 1515, 1625, 1875, 2525, 3939, 4875, 6565, 7575, 8125, 12625, 19695, 24375, 32825, 37875, 63125, 98475, 164125, 189375, 492375, 820625, 2461875]

約数ペア:

[(1, 2461875), (3, 820625), (5, 492375), (13, 189375), (15, 164125), (25, 98475), (39, 63125), (65, 37875), (75, 32825), (101, 24375), (125, 19695), (195, 12625), (303, 8125), (325, 7575), (375, 6565), (505, 4875), (625, 3939), (975, 2525), (1313, 1875), (1515, 1625)]