61505180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1063}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 141571584

約数和(自身を除く): 80066404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 526, 1052, 1063, 1315, 2126, 2630, 2893, 4252, 5260, 5315, 5786, 10630, 11572, 11693, 14465, 21260, 23386, 28930, 46772, 57860, 58465, 116930, 233860, 279569, 559138, 1118276, 1397845, 2795690, 3075259, 5591380, 6150518, 12301036, 15376295, 30752590, 61505180]

約数ペア:

[(1, 61505180), (2, 30752590), (4, 15376295), (5, 12301036), (10, 6150518), (11, 5591380), (20, 3075259), (22, 2795690), (44, 1397845), (55, 1118276), (110, 559138), (220, 279569), (263, 233860), (526, 116930), (1052, 58465), (1063, 57860), (1315, 46772), (2126, 28930), (2630, 23386), (2893, 21260), (4252, 14465), (5260, 11693), (5315, 11572), (5786, 10630)]