65586820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1693}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 149410800

約数和(自身を除く): 83823980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1693, 1937, 2980, 3386, 3874, 6772, 7748, 8465, 9685, 16930, 19370, 22009, 33860, 38740, 44018, 88036, 110045, 220090, 252257, 440180, 504514, 1009028, 1261285, 2522570, 3279341, 5045140, 6558682, 13117364, 16396705, 32793410, 65586820]

約数ペア:

[(1, 65586820), (2, 32793410), (4, 16396705), (5, 13117364), (10, 6558682), (13, 5045140), (20, 3279341), (26, 2522570), (52, 1261285), (65, 1009028), (130, 504514), (149, 440180), (260, 252257), (298, 220090), (596, 110045), (745, 88036), (1490, 44018), (1693, 38740), (1937, 33860), (2980, 22009), (3386, 19370), (3874, 16930), (6772, 9685), (7748, 8465)]