509802540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653593}}^1$

素因数の和:653618

約数の個数: 48

約数和(自身を含む): 1537253088

約数和(自身を除く): 1027450548

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, 653593, 1307186, 1960779, 2614372, 3267965, 3921558, 6535930, 7843116, 8496709, 9803895, 13071860, 16993418, 19607790, 25490127, 33986836, 39215580, 42483545, 50980254, 84967090, 101960508, 127450635, 169934180, 254901270, 509802540]

約数ペア:

[(1, 509802540), (2, 254901270), (3, 169934180), (4, 127450635), (5, 101960508), (6, 84967090), (10, 50980254), (12, 42483545), (13, 39215580), (15, 33986836), (20, 25490127), (26, 19607790), (30, 16993418), (39, 13071860), (52, 9803895), (60, 8496709), (65, 7843116), (78, 6535930), (130, 3921558), (156, 3267965), (195, 2614372), (260, 1960779), (390, 1307186), (780, 653593)]