40166672

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:605

約数の個数: 80

約数和(自身を含む): 97910400

約数和(自身を除く): 57743728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 563, 637, 686, 728, 784, 1126, 1274, 1372, 1456, 2252, 2548, 2744, 3941, 4459, 4504, 5096, 5488, 7319, 7882, 8918, 9008, 10192, 14638, 15764, 17836, 27587, 29276, 31528, 35672, 51233, 55174, 58552, 63056, 71344, 102466, 110348, 117104, 193109, 204932, 220696, 358631, 386218, 409864, 441392, 717262, 772436, 819728, 1434524, 1544872, 2510417, 2869048, 3089744, 5020834, 5738096, 10041668, 20083336, 40166672]

約数ペア:

[(1, 40166672), (2, 20083336), (4, 10041668), (7, 5738096), (8, 5020834), (13, 3089744), (14, 2869048), (16, 2510417), (26, 1544872), (28, 1434524), (49, 819728), (52, 772436), (56, 717262), (91, 441392), (98, 409864), (104, 386218), (112, 358631), (182, 220696), (196, 204932), (208, 193109), (343, 117104), (364, 110348), (392, 102466), (563, 71344), (637, 63056), (686, 58552), (728, 55174), (784, 51233), (1126, 35672), (1274, 31528), (1372, 29276), (1456, 27587), (2252, 17836), (2548, 15764), (2744, 14638), (3941, 10192), (4459, 9008), (4504, 8918), (5096, 7882), (5488, 7319)]