18183800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 45532800

約数和(自身を除く): 27349000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 59, 67, 92, 100, 115, 118, 134, 184, 200, 230, 236, 268, 295, 335, 460, 472, 536, 575, 590, 670, 920, 1150, 1180, 1340, 1357, 1475, 1541, 1675, 2300, 2360, 2680, 2714, 2950, 3082, 3350, 3953, 4600, 5428, 5900, 6164, 6700, 6785, 7705, 7906, 10856, 11800, 12328, 13400, 13570, 15410, 15812, 19765, 27140, 30820, 31624, 33925, 38525, 39530, 54280, 61640, 67850, 77050, 79060, 90919, 98825, 135700, 154100, 158120, 181838, 197650, 271400, 308200, 363676, 395300, 454595, 727352, 790600, 909190, 1818380, 2272975, 3636760, 4545950, 9091900, 18183800]

約数ペア:

[(1, 18183800), (2, 9091900), (4, 4545950), (5, 3636760), (8, 2272975), (10, 1818380), (20, 909190), (23, 790600), (25, 727352), (40, 454595), (46, 395300), (50, 363676), (59, 308200), (67, 271400), (92, 197650), (100, 181838), (115, 158120), (118, 154100), (134, 135700), (184, 98825), (200, 90919), (230, 79060), (236, 77050), (268, 67850), (295, 61640), (335, 54280), (460, 39530), (472, 38525), (536, 33925), (575, 31624), (590, 30820), (670, 27140), (920, 19765), (1150, 15812), (1180, 15410), (1340, 13570), (1357, 13400), (1475, 12328), (1541, 11800), (1675, 10856), (2300, 7906), (2360, 7705), (2680, 6785), (2714, 6700), (2950, 6164), (3082, 5900), (3350, 5428), (3953, 4600)]