25807040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:346

約数の個数: 112

約数和(自身を含む): 72201024

約数和(自身を除く): 46393984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 281, 287, 320, 328, 410, 448, 560, 562, 574, 656, 820, 1120, 1124, 1148, 1312, 1405, 1435, 1640, 1967, 2240, 2248, 2296, 2624, 2810, 2870, 3280, 3934, 4496, 4592, 5620, 5740, 6560, 7868, 8992, 9184, 9835, 11240, 11480, 11521, 13120, 15736, 17984, 18368, 19670, 22480, 22960, 23042, 31472, 39340, 44960, 45920, 46084, 57605, 62944, 78680, 80647, 89920, 91840, 92168, 115210, 125888, 157360, 161294, 184336, 230420, 314720, 322588, 368672, 403235, 460840, 629440, 645176, 737344, 806470, 921680, 1290352, 1612940, 1843360, 2580704, 3225880, 3686720, 5161408, 6451760, 12903520, 25807040]

約数ペア:

[(1, 25807040), (2, 12903520), (4, 6451760), (5, 5161408), (7, 3686720), (8, 3225880), (10, 2580704), (14, 1843360), (16, 1612940), (20, 1290352), (28, 921680), (32, 806470), (35, 737344), (40, 645176), (41, 629440), (56, 460840), (64, 403235), (70, 368672), (80, 322588), (82, 314720), (112, 230420), (140, 184336), (160, 161294), (164, 157360), (205, 125888), (224, 115210), (280, 92168), (281, 91840), (287, 89920), (320, 80647), (328, 78680), (410, 62944), (448, 57605), (560, 46084), (562, 45920), (574, 44960), (656, 39340), (820, 31472), (1120, 23042), (1124, 22960), (1148, 22480), (1312, 19670), (1405, 18368), (1435, 17984), (1640, 15736), (1967, 13120), (2240, 11521), (2248, 11480), (2296, 11240), (2624, 9835), (2810, 9184), (2870, 8992), (3280, 7868), (3934, 6560), (4496, 5740), (4592, 5620)]