9429488380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{285569}}^1$

素因数の和:285718

約数の個数: 48

約数和(自身を含む): 21493140480

約数和(自身を除く): 12063652100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 33020, 285569, 571138, 1142276, 1427845, 2855690, 3712397, 5711380, 7424794, 14849588, 18561985, 36267263, 37123970, 72534526, 74247940, 145069052, 181336315, 362672630, 471474419, 725345260, 942948838, 1885897676, 2357372095, 4714744190, 9429488380]

約数ペア:

[(1, 9429488380), (2, 4714744190), (4, 2357372095), (5, 1885897676), (10, 942948838), (13, 725345260), (20, 471474419), (26, 362672630), (52, 181336315), (65, 145069052), (127, 74247940), (130, 72534526), (254, 37123970), (260, 36267263), (508, 18561985), (635, 14849588), (1270, 7424794), (1651, 5711380), (2540, 3712397), (3302, 2855690), (6604, 1427845), (8255, 1142276), (16510, 571138), (33020, 285569)]