25799480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13163}}^1$

素因数の和:13188

約数の個数: 48

約数和(自身を含む): 67531320

約数和(自身を除く): 41731840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13163, 26326, 52652, 65815, 92141, 105304, 131630, 184282, 263260, 368564, 460705, 526520, 644987, 737128, 921410, 1289974, 1842820, 2579948, 3224935, 3685640, 5159896, 6449870, 12899740, 25799480]

約数ペア:

[(1, 25799480), (2, 12899740), (4, 6449870), (5, 5159896), (7, 3685640), (8, 3224935), (10, 2579948), (14, 1842820), (20, 1289974), (28, 921410), (35, 737128), (40, 644987), (49, 526520), (56, 460705), (70, 368564), (98, 263260), (140, 184282), (196, 131630), (245, 105304), (280, 92141), (392, 65815), (490, 52652), (980, 26326), (1960, 13163)]