20085524750

素因数分解:

$2^1\times 5^3\times {\mathrm{181}}^1\times {\mathrm{443879}}^1$

素因数の和:444077

約数の個数: 32

約数和(自身を含む): 37807922880

約数和(自身を除く): 17722398130

約数列:

[1, 2, 5, 10, 25, 50, 125, 181, 250, 362, 905, 1810, 4525, 9050, 22625, 45250, 443879, 887758, 2219395, 4438790, 11096975, 22193950, 55484875, 80342099, 110969750, 160684198, 401710495, 803420990, 2008552475, 4017104950, 10042762375, 20085524750]

約数ペア:

[(1, 20085524750), (2, 10042762375), (5, 4017104950), (10, 2008552475), (25, 803420990), (50, 401710495), (125, 160684198), (181, 110969750), (250, 80342099), (362, 55484875), (905, 22193950), (1810, 11096975), (4525, 4438790), (9050, 2219395), (22625, 887758), (45250, 443879)]