164546240

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2437}}^1$

素因数の和:2665

約数の個数: 56

約数和(自身を含む): 393844272

約数和(自身を除く): 229298032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 2437, 3376, 4220, 4874, 6752, 8440, 9748, 12185, 13504, 16880, 19496, 24370, 33760, 38992, 48740, 67520, 77984, 97480, 155968, 194960, 389920, 514207, 779840, 1028414, 2056828, 2571035, 4113656, 5142070, 8227312, 10284140, 16454624, 20568280, 32909248, 41136560, 82273120, 164546240]

約数ペア:

[(1, 164546240), (2, 82273120), (4, 41136560), (5, 32909248), (8, 20568280), (10, 16454624), (16, 10284140), (20, 8227312), (32, 5142070), (40, 4113656), (64, 2571035), (80, 2056828), (160, 1028414), (211, 779840), (320, 514207), (422, 389920), (844, 194960), (1055, 155968), (1688, 97480), (2110, 77984), (2437, 67520), (3376, 48740), (4220, 38992), (4874, 33760), (6752, 24370), (8440, 19496), (9748, 16880), (12185, 13504)]