40781552

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 94493952

約数和(自身を除く): 53712400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 83, 107, 112, 164, 166, 214, 287, 328, 332, 428, 574, 581, 656, 664, 749, 856, 1148, 1162, 1328, 1498, 1712, 2296, 2324, 2996, 3403, 4387, 4592, 4648, 5992, 6806, 8774, 8881, 9296, 11984, 13612, 17548, 17762, 23821, 27224, 30709, 35096, 35524, 47642, 54448, 61418, 62167, 70192, 71048, 95284, 122836, 124334, 142096, 190568, 245672, 248668, 364121, 381136, 491344, 497336, 728242, 994672, 1456484, 2548847, 2912968, 5097694, 5825936, 10195388, 20390776, 40781552]

約数ペア:

[(1, 40781552), (2, 20390776), (4, 10195388), (7, 5825936), (8, 5097694), (14, 2912968), (16, 2548847), (28, 1456484), (41, 994672), (56, 728242), (82, 497336), (83, 491344), (107, 381136), (112, 364121), (164, 248668), (166, 245672), (214, 190568), (287, 142096), (328, 124334), (332, 122836), (428, 95284), (574, 71048), (581, 70192), (656, 62167), (664, 61418), (749, 54448), (856, 47642), (1148, 35524), (1162, 35096), (1328, 30709), (1498, 27224), (1712, 23821), (2296, 17762), (2324, 17548), (2996, 13612), (3403, 11984), (4387, 9296), (4592, 8881), (4648, 8774), (5992, 6806)]