156916125

素因数分解:

$3^2\times 5^3\times {\mathrm{101}}^1\times {\mathrm{1381}}^1$

素因数の和:1503

約数の個数: 48

約数和(自身を含む): 285874992

約数和(自身を除く): 128958867

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 125, 225, 303, 375, 505, 909, 1125, 1381, 1515, 2525, 4143, 4545, 6905, 7575, 12429, 12625, 20715, 22725, 34525, 37875, 62145, 103575, 113625, 139481, 172625, 310725, 418443, 517875, 697405, 1255329, 1553625, 2092215, 3487025, 6276645, 10461075, 17435125, 31383225, 52305375, 156916125]

約数ペア:

[(1, 156916125), (3, 52305375), (5, 31383225), (9, 17435125), (15, 10461075), (25, 6276645), (45, 3487025), (75, 2092215), (101, 1553625), (125, 1255329), (225, 697405), (303, 517875), (375, 418443), (505, 310725), (909, 172625), (1125, 139481), (1381, 113625), (1515, 103575), (2525, 62145), (4143, 37875), (4545, 34525), (6905, 22725), (7575, 20715), (12429, 12625)]