25405260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 73145520

約数和(自身を除く): 47740260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 229, 258, 430, 458, 516, 645, 687, 860, 916, 1145, 1290, 1374, 1849, 2290, 2580, 2748, 3435, 3698, 4580, 5547, 6870, 7396, 9245, 9847, 11094, 13740, 18490, 19694, 22188, 27735, 29541, 36980, 39388, 49235, 55470, 59082, 98470, 110940, 118164, 147705, 196940, 295410, 423421, 590820, 846842, 1270263, 1693684, 2117105, 2540526, 4234210, 5081052, 6351315, 8468420, 12702630, 25405260]

約数ペア:

[(1, 25405260), (2, 12702630), (3, 8468420), (4, 6351315), (5, 5081052), (6, 4234210), (10, 2540526), (12, 2117105), (15, 1693684), (20, 1270263), (30, 846842), (43, 590820), (60, 423421), (86, 295410), (129, 196940), (172, 147705), (215, 118164), (229, 110940), (258, 98470), (430, 59082), (458, 55470), (516, 49235), (645, 39388), (687, 36980), (860, 29541), (916, 27735), (1145, 22188), (1290, 19694), (1374, 18490), (1849, 13740), (2290, 11094), (2580, 9847), (2748, 9245), (3435, 7396), (3698, 6870), (4580, 5547)]