131969488

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 309980160

約数和(自身を除く): 178010672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 56, 58, 82, 112, 116, 164, 203, 232, 287, 328, 406, 464, 574, 656, 812, 991, 1148, 1189, 1624, 1982, 2296, 2378, 3248, 3964, 4592, 4756, 6937, 7928, 8323, 9512, 13874, 15856, 16646, 19024, 27748, 28739, 33292, 40631, 55496, 57478, 66584, 81262, 110992, 114956, 133168, 162524, 201173, 229912, 284417, 325048, 402346, 459824, 568834, 650096, 804692, 1137668, 1178299, 1609384, 2275336, 2356598, 3218768, 4550672, 4713196, 8248093, 9426392, 16496186, 18852784, 32992372, 65984744, 131969488]

約数ペア:

[(1, 131969488), (2, 65984744), (4, 32992372), (7, 18852784), (8, 16496186), (14, 9426392), (16, 8248093), (28, 4713196), (29, 4550672), (41, 3218768), (56, 2356598), (58, 2275336), (82, 1609384), (112, 1178299), (116, 1137668), (164, 804692), (203, 650096), (232, 568834), (287, 459824), (328, 402346), (406, 325048), (464, 284417), (574, 229912), (656, 201173), (812, 162524), (991, 133168), (1148, 114956), (1189, 110992), (1624, 81262), (1982, 66584), (2296, 57478), (2378, 55496), (3248, 40631), (3964, 33292), (4592, 28739), (4756, 27748), (6937, 19024), (7928, 16646), (8323, 15856), (9512, 13874)]