1022625

素因数分解:

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

素因数の和:128

約数の個数: 40

約数和(自身を含む): 1925352

約数和(自身を除く): 902727

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 101, 125, 135, 225, 303, 375, 405, 505, 675, 909, 1125, 1515, 2025, 2525, 2727, 3375, 4545, 7575, 8181, 10125, 12625, 13635, 22725, 37875, 40905, 68175, 113625, 204525, 340875, 1022625]

約数ペア:

[(1, 1022625), (3, 340875), (5, 204525), (9, 113625), (15, 68175), (25, 40905), (27, 37875), (45, 22725), (75, 13635), (81, 12625), (101, 10125), (125, 8181), (135, 7575), (225, 4545), (303, 3375), (375, 2727), (405, 2525), (505, 2025), (675, 1515), (909, 1125)]