166765120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16811}}^1$

素因数の和:16859

約数の個数: 56

約数和(自身を含む): 409943808

約数和(自身を除く): 243178688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 16811, 33622, 67244, 84055, 134488, 168110, 268976, 336220, 521141, 537952, 672440, 1042282, 1075904, 1344880, 2084564, 2605705, 2689760, 4169128, 5211410, 5379520, 8338256, 10422820, 16676512, 20845640, 33353024, 41691280, 83382560, 166765120]

約数ペア:

[(1, 166765120), (2, 83382560), (4, 41691280), (5, 33353024), (8, 20845640), (10, 16676512), (16, 10422820), (20, 8338256), (31, 5379520), (32, 5211410), (40, 4169128), (62, 2689760), (64, 2605705), (80, 2084564), (124, 1344880), (155, 1075904), (160, 1042282), (248, 672440), (310, 537952), (320, 521141), (496, 336220), (620, 268976), (992, 168110), (1240, 134488), (1984, 84055), (2480, 67244), (4960, 33622), (9920, 16811)]