64584910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1889}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 125737920

約数和(自身を除く): 61153010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1315, 1889, 2630, 3419, 3778, 6838, 9445, 17095, 18890, 24557, 34190, 49114, 122785, 245570, 496807, 993614, 2484035, 4968070, 6458491, 12916982, 32292455, 64584910]

約数ペア:

[(1, 64584910), (2, 32292455), (5, 12916982), (10, 6458491), (13, 4968070), (26, 2484035), (65, 993614), (130, 496807), (263, 245570), (526, 122785), (1315, 49114), (1889, 34190), (2630, 24557), (3419, 18890), (3778, 17095), (6838, 9445)]