985301850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{505283}}^1$

素因数の和:505311

約数の個数: 48

約数和(自身を含む): 2631519072

約数和(自身を除く): 1646217222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 505283, 1010566, 1515849, 2526415, 3031698, 5052830, 6568679, 7579245, 12632075, 13137358, 15158490, 19706037, 25264150, 32843395, 37896225, 39412074, 65686790, 75792450, 98530185, 164216975, 197060370, 328433950, 492650925, 985301850]

約数ペア:

[(1, 985301850), (2, 492650925), (3, 328433950), (5, 197060370), (6, 164216975), (10, 98530185), (13, 75792450), (15, 65686790), (25, 39412074), (26, 37896225), (30, 32843395), (39, 25264150), (50, 19706037), (65, 15158490), (75, 13137358), (78, 12632075), (130, 7579245), (150, 6568679), (195, 5052830), (325, 3031698), (390, 2526415), (650, 1515849), (975, 1010566), (1950, 505283)]