12451875

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 21555600

約数和(自身を除く): 9103725

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 229, 375, 435, 625, 687, 725, 1145, 1875, 2175, 3435, 3625, 5725, 6641, 10875, 17175, 18125, 19923, 28625, 33205, 54375, 85875, 99615, 143125, 166025, 429375, 498075, 830125, 2490375, 4150625, 12451875]

約数ペア:

[(1, 12451875), (3, 4150625), (5, 2490375), (15, 830125), (25, 498075), (29, 429375), (75, 166025), (87, 143125), (125, 99615), (145, 85875), (229, 54375), (375, 33205), (435, 28625), (625, 19923), (687, 18125), (725, 17175), (1145, 10875), (1875, 6641), (2175, 5725), (3435, 3625)]