25241260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{397}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 61581744

約数和(自身を除く): 36340484

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 397, 578, 748, 794, 935, 1156, 1445, 1588, 1870, 1985, 2890, 3179, 3740, 3970, 4367, 5780, 6358, 6749, 7940, 8734, 12716, 13498, 15895, 17468, 21835, 26996, 31790, 33745, 43670, 63580, 67490, 74239, 87340, 114733, 134980, 148478, 229466, 296956, 371195, 458932, 573665, 742390, 1147330, 1262063, 1484780, 2294660, 2524126, 5048252, 6310315, 12620630, 25241260]

約数ペア:

[(1, 25241260), (2, 12620630), (4, 6310315), (5, 5048252), (10, 2524126), (11, 2294660), (17, 1484780), (20, 1262063), (22, 1147330), (34, 742390), (44, 573665), (55, 458932), (68, 371195), (85, 296956), (110, 229466), (170, 148478), (187, 134980), (220, 114733), (289, 87340), (340, 74239), (374, 67490), (397, 63580), (578, 43670), (748, 33745), (794, 31790), (935, 26996), (1156, 21835), (1445, 17468), (1588, 15895), (1870, 13498), (1985, 12716), (2890, 8734), (3179, 7940), (3740, 6749), (3970, 6358), (4367, 5780)]