25878680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1223}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 60918480

約数和(自身を除く): 35039800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 1223, 2116, 2446, 2645, 4232, 4892, 5290, 6115, 9784, 10580, 12230, 21160, 24460, 28129, 48920, 56258, 112516, 140645, 225032, 281290, 562580, 646967, 1125160, 1293934, 2587868, 3234835, 5175736, 6469670, 12939340, 25878680]

約数ペア:

[(1, 25878680), (2, 12939340), (4, 6469670), (5, 5175736), (8, 3234835), (10, 2587868), (20, 1293934), (23, 1125160), (40, 646967), (46, 562580), (92, 281290), (115, 225032), (184, 140645), (230, 112516), (460, 56258), (529, 48920), (920, 28129), (1058, 24460), (1223, 21160), (2116, 12230), (2446, 10580), (2645, 9784), (4232, 6115), (4892, 5290)]