25976730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1615

約数の個数: 64

約数和(自身を含む): 68745600

約数和(自身を除く): 42768870

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1549, 1677, 2795, 3098, 3354, 4647, 5590, 7745, 8385, 9294, 15490, 16770, 20137, 23235, 40274, 46470, 60411, 66607, 100685, 120822, 133214, 199821, 201370, 302055, 333035, 399642, 604110, 666070, 865891, 999105, 1731782, 1998210, 2597673, 4329455, 5195346, 8658910, 12988365, 25976730]

約数ペア:

[(1, 25976730), (2, 12988365), (3, 8658910), (5, 5195346), (6, 4329455), (10, 2597673), (13, 1998210), (15, 1731782), (26, 999105), (30, 865891), (39, 666070), (43, 604110), (65, 399642), (78, 333035), (86, 302055), (129, 201370), (130, 199821), (195, 133214), (215, 120822), (258, 100685), (390, 66607), (430, 60411), (559, 46470), (645, 40274), (1118, 23235), (1290, 20137), (1549, 16770), (1677, 15490), (2795, 9294), (3098, 8385), (3354, 7745), (4647, 5590)]