7789650180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9986731}}^1$

素因数の和:9986756

約数の個数: 48

約数和(自身を含む): 23488793664

約数和(自身を除く): 15699143484

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, 9986731, 19973462, 29960193, 39946924, 49933655, 59920386, 99867310, 119840772, 129827503, 149800965, 199734620, 259655006, 299601930, 389482509, 519310012, 599203860, 649137515, 778965018, 1298275030, 1557930036, 1947412545, 2596550060, 3894825090, 7789650180]

約数ペア:

[(1, 7789650180), (2, 3894825090), (3, 2596550060), (4, 1947412545), (5, 1557930036), (6, 1298275030), (10, 778965018), (12, 649137515), (13, 599203860), (15, 519310012), (20, 389482509), (26, 299601930), (30, 259655006), (39, 199734620), (52, 149800965), (60, 129827503), (65, 119840772), (78, 99867310), (130, 59920386), (156, 49933655), (195, 39946924), (260, 29960193), (390, 19973462), (780, 9986731)]