64663860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2213}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 181512576

約数和(自身を除く): 116848716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2213, 2435, 2922, 4426, 4870, 5844, 6639, 7305, 8852, 9740, 11065, 13278, 14610, 22130, 26556, 29220, 33195, 44260, 66390, 132780, 1077731, 2155462, 3233193, 4310924, 5388655, 6466386, 10777310, 12932772, 16165965, 21554620, 32331930, 64663860]

約数ペア:

[(1, 64663860), (2, 32331930), (3, 21554620), (4, 16165965), (5, 12932772), (6, 10777310), (10, 6466386), (12, 5388655), (15, 4310924), (20, 3233193), (30, 2155462), (60, 1077731), (487, 132780), (974, 66390), (1461, 44260), (1948, 33195), (2213, 29220), (2435, 26556), (2922, 22130), (4426, 14610), (4870, 13278), (5844, 11065), (6639, 9740), (7305, 8852)]