82831750

素因数分解:

$2^1\times 5^3\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 155626848

約数和(自身を除く): 72795098

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 421, 787, 842, 1574, 2105, 3935, 4210, 7870, 10525, 19675, 21050, 39350, 52625, 98375, 105250, 196750, 331327, 662654, 1656635, 3313270, 8283175, 16566350, 41415875, 82831750]

約数ペア:

[(1, 82831750), (2, 41415875), (5, 16566350), (10, 8283175), (25, 3313270), (50, 1656635), (125, 662654), (250, 331327), (421, 196750), (787, 105250), (842, 98375), (1574, 52625), (2105, 39350), (3935, 21050), (4210, 19675), (7870, 10525)]