78849420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101089}}^1$

素因数の和:101114

約数の個数: 48

約数和(自身を含む): 237763680

約数和(自身を除く): 158914260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 101089, 202178, 303267, 404356, 505445, 606534, 1010890, 1213068, 1314157, 1516335, 2021780, 2628314, 3032670, 3942471, 5256628, 6065340, 6570785, 7884942, 13141570, 15769884, 19712355, 26283140, 39424710, 78849420]

約数ペア:

[(1, 78849420), (2, 39424710), (3, 26283140), (4, 19712355), (5, 15769884), (6, 13141570), (10, 7884942), (12, 6570785), (13, 6065340), (15, 5256628), (20, 3942471), (26, 3032670), (30, 2628314), (39, 2021780), (52, 1516335), (60, 1314157), (65, 1213068), (78, 1010890), (130, 606534), (156, 505445), (195, 404356), (260, 303267), (390, 202178), (780, 101089)]