25837360

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2963}}^1$

素因数の和:3085

約数の個数: 40

約数和(自身を含む): 60643440

約数和(自身を除く): 34806080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 2963, 4360, 5926, 8720, 11852, 14815, 23704, 29630, 47408, 59260, 118520, 237040, 322967, 645934, 1291868, 1614835, 2583736, 3229670, 5167472, 6459340, 12918680, 25837360]

約数ペア:

[(1, 25837360), (2, 12918680), (4, 6459340), (5, 5167472), (8, 3229670), (10, 2583736), (16, 1614835), (20, 1291868), (40, 645934), (80, 322967), (109, 237040), (218, 118520), (436, 59260), (545, 47408), (872, 29630), (1090, 23704), (1744, 14815), (2180, 11852), (2963, 8720), (4360, 5926)]