313432880

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{14897}}^1$

素因数の和:15173

約数の個数: 40

約数和(自身を含む): 731551392

約数和(自身を除く): 418118512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 14897, 21040, 29794, 59588, 74485, 119176, 148970, 238352, 297940, 595880, 1191760, 3917911, 7835822, 15671644, 19589555, 31343288, 39179110, 62686576, 78358220, 156716440, 313432880]

約数ペア:

[(1, 313432880), (2, 156716440), (4, 78358220), (5, 62686576), (8, 39179110), (10, 31343288), (16, 19589555), (20, 15671644), (40, 7835822), (80, 3917911), (263, 1191760), (526, 595880), (1052, 297940), (1315, 238352), (2104, 148970), (2630, 119176), (4208, 74485), (5260, 59588), (10520, 29794), (14897, 21040)]