390166702900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{300128233}}^1$

素因数の和:300128260

約数の個数: 36

約数和(自身を含む): 911789574892

約数和(自身を除く): 521622871992

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 300128233, 600256466, 1200512932, 1500641165, 3001282330, 3901667029, 6002564660, 7503205825, 7803334058, 15006411650, 15606668116, 19508335145, 30012823300, 39016670290, 78033340580, 97541675725, 195083351450, 390166702900]

約数ペア:

[(1, 390166702900), (2, 195083351450), (4, 97541675725), (5, 78033340580), (10, 39016670290), (13, 30012823300), (20, 19508335145), (25, 15606668116), (26, 15006411650), (50, 7803334058), (52, 7503205825), (65, 6002564660), (100, 3901667029), (130, 3001282330), (260, 1500641165), (325, 1200512932), (650, 600256466), (1300, 300128233)]