25657760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9433}}^1$

素因数の和:9465

約数の個数: 48

約数和(自身を含む): 64188936

約数和(自身を除く): 38531176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9433, 18866, 37732, 47165, 75464, 94330, 150928, 160361, 188660, 301856, 320722, 377320, 641444, 754640, 801805, 1282888, 1509280, 1603610, 2565776, 3207220, 5131552, 6414440, 12828880, 25657760]

約数ペア:

[(1, 25657760), (2, 12828880), (4, 6414440), (5, 5131552), (8, 3207220), (10, 2565776), (16, 1603610), (17, 1509280), (20, 1282888), (32, 801805), (34, 754640), (40, 641444), (68, 377320), (80, 320722), (85, 301856), (136, 188660), (160, 160361), (170, 150928), (272, 94330), (340, 75464), (544, 47165), (680, 37732), (1360, 18866), (2720, 9433)]