49777280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 139829760

約数和(自身を除く): 90052480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 271, 280, 287, 320, 328, 410, 448, 542, 560, 574, 640, 656, 820, 896, 1084, 1120, 1148, 1312, 1355, 1435, 1640, 1897, 2168, 2240, 2296, 2624, 2710, 2870, 3280, 3794, 4336, 4480, 4592, 5248, 5420, 5740, 6560, 7588, 8672, 9184, 9485, 10840, 11111, 11480, 13120, 15176, 17344, 18368, 18970, 21680, 22222, 22960, 26240, 30352, 34688, 36736, 37940, 43360, 44444, 45920, 55555, 60704, 75880, 77777, 86720, 88888, 91840, 111110, 121408, 151760, 155554, 173440, 177776, 183680, 222220, 242816, 303520, 311108, 355552, 388885, 444440, 607040, 622216, 711104, 777770, 888880, 1214080, 1244432, 1422208, 1555540, 1777760, 2488864, 3111080, 3555520, 4977728, 6222160, 7111040, 9955456, 12444320, 24888640, 49777280]

約数ペア:

[(1, 49777280), (2, 24888640), (4, 12444320), (5, 9955456), (7, 7111040), (8, 6222160), (10, 4977728), (14, 3555520), (16, 3111080), (20, 2488864), (28, 1777760), (32, 1555540), (35, 1422208), (40, 1244432), (41, 1214080), (56, 888880), (64, 777770), (70, 711104), (80, 622216), (82, 607040), (112, 444440), (128, 388885), (140, 355552), (160, 311108), (164, 303520), (205, 242816), (224, 222220), (271, 183680), (280, 177776), (287, 173440), (320, 155554), (328, 151760), (410, 121408), (448, 111110), (542, 91840), (560, 88888), (574, 86720), (640, 77777), (656, 75880), (820, 60704), (896, 55555), (1084, 45920), (1120, 44444), (1148, 43360), (1312, 37940), (1355, 36736), (1435, 34688), (1640, 30352), (1897, 26240), (2168, 22960), (2240, 22222), (2296, 21680), (2624, 18970), (2710, 18368), (2870, 17344), (3280, 15176), (3794, 13120), (4336, 11480), (4480, 11111), (4592, 10840), (5248, 9485), (5420, 9184), (5740, 8672), (6560, 7588)]