85342660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5381}}^1$

素因数の和:5464

約数の個数: 48

約数和(自身を含む): 196206192

約数和(自身を除く): 110863532

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, 5381, 7930, 10762, 15860, 21524, 26905, 53810, 69953, 107620, 139906, 279812, 328241, 349765, 656482, 699530, 1312964, 1399060, 1641205, 3282410, 4267133, 6564820, 8534266, 17068532, 21335665, 42671330, 85342660]

約数ペア:

[(1, 85342660), (2, 42671330), (4, 21335665), (5, 17068532), (10, 8534266), (13, 6564820), (20, 4267133), (26, 3282410), (52, 1641205), (61, 1399060), (65, 1312964), (122, 699530), (130, 656482), (244, 349765), (260, 328241), (305, 279812), (610, 139906), (793, 107620), (1220, 69953), (1586, 53810), (3172, 26905), (3965, 21524), (5381, 15860), (7930, 10762)]