12125625

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 40

約数和(自身を含む): 20993280

約数和(自身を除く): 8867655

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 223, 375, 435, 625, 669, 725, 1115, 1875, 2175, 3345, 3625, 5575, 6467, 10875, 16725, 18125, 19401, 27875, 32335, 54375, 83625, 97005, 139375, 161675, 418125, 485025, 808375, 2425125, 4041875, 12125625]

約数ペア:

[(1, 12125625), (3, 4041875), (5, 2425125), (15, 808375), (25, 485025), (29, 418125), (75, 161675), (87, 139375), (125, 97005), (145, 83625), (223, 54375), (375, 32335), (435, 27875), (625, 19401), (669, 18125), (725, 16725), (1115, 10875), (1875, 6467), (2175, 5575), (3345, 3625)]