25757920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 66074400

約数和(自身を除く): 40316480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 148, 152, 160, 185, 190, 229, 296, 304, 370, 380, 458, 592, 608, 703, 740, 760, 916, 1145, 1184, 1406, 1480, 1520, 1832, 2290, 2812, 2960, 3040, 3515, 3664, 4351, 4580, 5624, 5920, 7030, 7328, 8473, 8702, 9160, 11248, 14060, 16946, 17404, 18320, 21755, 22496, 28120, 33892, 34808, 36640, 42365, 43510, 56240, 67784, 69616, 84730, 87020, 112480, 135568, 139232, 160987, 169460, 174040, 271136, 321974, 338920, 348080, 643948, 677840, 696160, 804935, 1287896, 1355680, 1609870, 2575792, 3219740, 5151584, 6439480, 12878960, 25757920]

約数ペア:

[(1, 25757920), (2, 12878960), (4, 6439480), (5, 5151584), (8, 3219740), (10, 2575792), (16, 1609870), (19, 1355680), (20, 1287896), (32, 804935), (37, 696160), (38, 677840), (40, 643948), (74, 348080), (76, 338920), (80, 321974), (95, 271136), (148, 174040), (152, 169460), (160, 160987), (185, 139232), (190, 135568), (229, 112480), (296, 87020), (304, 84730), (370, 69616), (380, 67784), (458, 56240), (592, 43510), (608, 42365), (703, 36640), (740, 34808), (760, 33892), (916, 28120), (1145, 22496), (1184, 21755), (1406, 18320), (1480, 17404), (1520, 16946), (1832, 14060), (2290, 11248), (2812, 9160), (2960, 8702), (3040, 8473), (3515, 7328), (3664, 7030), (4351, 5920), (4580, 5624)]