65907820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6967}}^1$

素因数の和:7030

約数の個数: 48

約数和(自身を含む): 154522368

約数和(自身を除く): 88614548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 6967, 9460, 13934, 27868, 34835, 69670, 76637, 139340, 153274, 299581, 306548, 383185, 599162, 766370, 1198324, 1497905, 1532740, 2995810, 3295391, 5991620, 6590782, 13181564, 16476955, 32953910, 65907820]

約数ペア:

[(1, 65907820), (2, 32953910), (4, 16476955), (5, 13181564), (10, 6590782), (11, 5991620), (20, 3295391), (22, 2995810), (43, 1532740), (44, 1497905), (55, 1198324), (86, 766370), (110, 599162), (172, 383185), (215, 306548), (220, 299581), (430, 153274), (473, 139340), (860, 76637), (946, 69670), (1892, 34835), (2365, 27868), (4730, 13934), (6967, 9460)]