25784580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1487}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 76745088

約数和(自身を除く): 50960508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1487, 1734, 2890, 2974, 3468, 4335, 4461, 5780, 5948, 7435, 8670, 8922, 14870, 17340, 17844, 22305, 25279, 29740, 44610, 50558, 75837, 89220, 101116, 126395, 151674, 252790, 303348, 379185, 429743, 505580, 758370, 859486, 1289229, 1516740, 1718972, 2148715, 2578458, 4297430, 5156916, 6446145, 8594860, 12892290, 25784580]

約数ペア:

[(1, 25784580), (2, 12892290), (3, 8594860), (4, 6446145), (5, 5156916), (6, 4297430), (10, 2578458), (12, 2148715), (15, 1718972), (17, 1516740), (20, 1289229), (30, 859486), (34, 758370), (51, 505580), (60, 429743), (68, 379185), (85, 303348), (102, 252790), (170, 151674), (204, 126395), (255, 101116), (289, 89220), (340, 75837), (510, 50558), (578, 44610), (867, 29740), (1020, 25279), (1156, 22305), (1445, 17844), (1487, 17340), (1734, 14870), (2890, 8922), (2974, 8670), (3468, 7435), (4335, 5948), (4461, 5780)]