49557560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7331}}^1$

素因数の和:7368

約数の個数: 48

約数和(自身を含む): 120758040

約数和(自身を除く): 71200480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 7331, 14662, 29324, 36655, 58648, 73310, 95303, 146620, 190606, 293240, 381212, 476515, 762424, 953030, 1238939, 1906060, 2477878, 3812120, 4955756, 6194695, 9911512, 12389390, 24778780, 49557560]

約数ペア:

[(1, 49557560), (2, 24778780), (4, 12389390), (5, 9911512), (8, 6194695), (10, 4955756), (13, 3812120), (20, 2477878), (26, 1906060), (40, 1238939), (52, 953030), (65, 762424), (104, 476515), (130, 381212), (169, 293240), (260, 190606), (338, 146620), (520, 95303), (676, 73310), (845, 58648), (1352, 36655), (1690, 29324), (3380, 14662), (6760, 7331)]