25357640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8233}}^1$

素因数の和:8262

約数の個数: 64

約数和(自身を含む): 71141760

約数和(自身を除く): 45784120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 8233, 16466, 32932, 41165, 57631, 65864, 82330, 90563, 115262, 164660, 181126, 230524, 288155, 329320, 362252, 452815, 461048, 576310, 633941, 724504, 905630, 1152620, 1267882, 1811260, 2305240, 2535764, 3169705, 3622520, 5071528, 6339410, 12678820, 25357640]

約数ペア:

[(1, 25357640), (2, 12678820), (4, 6339410), (5, 5071528), (7, 3622520), (8, 3169705), (10, 2535764), (11, 2305240), (14, 1811260), (20, 1267882), (22, 1152620), (28, 905630), (35, 724504), (40, 633941), (44, 576310), (55, 461048), (56, 452815), (70, 362252), (77, 329320), (88, 288155), (110, 230524), (140, 181126), (154, 164660), (220, 115262), (280, 90563), (308, 82330), (385, 65864), (440, 57631), (616, 41165), (770, 32932), (1540, 16466), (3080, 8233)]