254312083870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{839}}^1\times {\mathrm{179357}}^1$

素因数の和:180229

約数の個数: 48

約数和(自身を含む): 496276411680

約数和(自身を除く): 241964327810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 839, 845, 1678, 1690, 4195, 8390, 10907, 21814, 54535, 109070, 141791, 179357, 283582, 358714, 708955, 896785, 1417910, 1793570, 2331641, 4663282, 11658205, 23316410, 30311333, 60622666, 150480523, 151556665, 300961046, 303113330, 752402615, 1504805230, 1956246799, 3912493598, 9781233995, 19562467990, 25431208387, 50862416774, 127156041935, 254312083870]

約数ペア:

[(1, 254312083870), (2, 127156041935), (5, 50862416774), (10, 25431208387), (13, 19562467990), (26, 9781233995), (65, 3912493598), (130, 1956246799), (169, 1504805230), (338, 752402615), (839, 303113330), (845, 300961046), (1678, 151556665), (1690, 150480523), (4195, 60622666), (8390, 30311333), (10907, 23316410), (21814, 11658205), (54535, 4663282), (109070, 2331641), (141791, 1793570), (179357, 1417910), (283582, 896785), (358714, 708955)]