516702940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{32579}}^1$

素因数の和:32662

約数の個数: 48

約数和(自身を含む): 1187736480

約数和(自身を除く): 671033540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 32579, 65158, 130316, 162895, 325790, 423527, 651580, 847054, 1694108, 1987319, 2117635, 3974638, 4235270, 7949276, 8470540, 9936595, 19873190, 25835147, 39746380, 51670294, 103340588, 129175735, 258351470, 516702940]

約数ペア:

[(1, 516702940), (2, 258351470), (4, 129175735), (5, 103340588), (10, 51670294), (13, 39746380), (20, 25835147), (26, 19873190), (52, 9936595), (61, 8470540), (65, 7949276), (122, 4235270), (130, 3974638), (244, 2117635), (260, 1987319), (305, 1694108), (610, 847054), (793, 651580), (1220, 423527), (1586, 325790), (3172, 162895), (3965, 130316), (7930, 65158), (15860, 32579)]