25433530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 50242680

約数和(自身を除く): 24809150

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 89, 170, 178, 205, 410, 445, 697, 890, 1394, 1513, 1681, 3026, 3362, 3485, 3649, 6970, 7298, 7565, 8405, 15130, 16810, 18245, 28577, 36490, 57154, 62033, 124066, 142885, 149609, 285770, 299218, 310165, 620330, 748045, 1496090, 2543353, 5086706, 12716765, 25433530]

約数ペア:

[(1, 25433530), (2, 12716765), (5, 5086706), (10, 2543353), (17, 1496090), (34, 748045), (41, 620330), (82, 310165), (85, 299218), (89, 285770), (170, 149609), (178, 142885), (205, 124066), (410, 62033), (445, 57154), (697, 36490), (890, 28577), (1394, 18245), (1513, 16810), (1681, 15130), (3026, 8405), (3362, 7565), (3485, 7298), (3649, 6970)]