2840625

素因数分解:

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

素因数の和:132

約数の個数: 36

約数和(自身を含む): 5179356

約数和(自身を除く): 2338731

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 125, 225, 303, 375, 505, 625, 909, 1125, 1515, 1875, 2525, 3125, 4545, 5625, 7575, 9375, 12625, 22725, 28125, 37875, 63125, 113625, 189375, 315625, 568125, 946875, 2840625]

約数ペア:

[(1, 2840625), (3, 946875), (5, 568125), (9, 315625), (15, 189375), (25, 113625), (45, 63125), (75, 37875), (101, 28125), (125, 22725), (225, 12625), (303, 9375), (375, 7575), (505, 5625), (625, 4545), (909, 3125), (1125, 2525), (1515, 1875)]