131190640

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{683}}^1$

素因数の和:724

約数の個数: 100

約数和(自身を含む): 356354424

約数和(自身を除く): 225163784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 683, 686, 784, 980, 1366, 1372, 1715, 1960, 2401, 2732, 2744, 3415, 3430, 3920, 4781, 4802, 5464, 5488, 6830, 6860, 9562, 9604, 10928, 12005, 13660, 13720, 19124, 19208, 23905, 24010, 27320, 27440, 33467, 38248, 38416, 47810, 48020, 54640, 66934, 76496, 95620, 96040, 133868, 167335, 191240, 192080, 234269, 267736, 334670, 382480, 468538, 535472, 669340, 937076, 1171345, 1338680, 1639883, 1874152, 2342690, 2677360, 3279766, 3748304, 4685380, 6559532, 8199415, 9370760, 13119064, 16398830, 18741520, 26238128, 32797660, 65595320, 131190640]

約数ペア:

[(1, 131190640), (2, 65595320), (4, 32797660), (5, 26238128), (7, 18741520), (8, 16398830), (10, 13119064), (14, 9370760), (16, 8199415), (20, 6559532), (28, 4685380), (35, 3748304), (40, 3279766), (49, 2677360), (56, 2342690), (70, 1874152), (80, 1639883), (98, 1338680), (112, 1171345), (140, 937076), (196, 669340), (245, 535472), (280, 468538), (343, 382480), (392, 334670), (490, 267736), (560, 234269), (683, 192080), (686, 191240), (784, 167335), (980, 133868), (1366, 96040), (1372, 95620), (1715, 76496), (1960, 66934), (2401, 54640), (2732, 48020), (2744, 47810), (3415, 38416), (3430, 38248), (3920, 33467), (4781, 27440), (4802, 27320), (5464, 24010), (5488, 23905), (6830, 19208), (6860, 19124), (9562, 13720), (9604, 13660), (10928, 12005)]