728045110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{35671}}^1$

素因数の和:35848

約数の個数: 32

約数和(自身を含む): 1420316352

約数和(自身を除く): 692271242

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 20410, 35671, 71342, 178355, 356710, 463723, 927446, 2318615, 4637230, 5600347, 11200694, 28001735, 56003470, 72804511, 145609022, 364022555, 728045110]

約数ペア:

[(1, 728045110), (2, 364022555), (5, 145609022), (10, 72804511), (13, 56003470), (26, 28001735), (65, 11200694), (130, 5600347), (157, 4637230), (314, 2318615), (785, 927446), (1570, 463723), (2041, 356710), (4082, 178355), (10205, 71342), (20410, 35671)]