164544920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1523}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 385693920

約数和(自身を除く): 221149000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 730, 740, 1460, 1480, 1523, 2701, 2920, 3046, 5402, 6092, 7615, 10804, 12184, 13505, 15230, 21608, 27010, 30460, 54020, 56351, 60920, 108040, 111179, 112702, 222358, 225404, 281755, 444716, 450808, 555895, 563510, 889432, 1111790, 1127020, 2223580, 2254040, 4113623, 4447160, 8227246, 16454492, 20568115, 32908984, 41136230, 82272460, 164544920]

約数ペア:

[(1, 164544920), (2, 82272460), (4, 41136230), (5, 32908984), (8, 20568115), (10, 16454492), (20, 8227246), (37, 4447160), (40, 4113623), (73, 2254040), (74, 2223580), (146, 1127020), (148, 1111790), (185, 889432), (292, 563510), (296, 555895), (365, 450808), (370, 444716), (584, 281755), (730, 225404), (740, 222358), (1460, 112702), (1480, 111179), (1523, 108040), (2701, 60920), (2920, 56351), (3046, 54020), (5402, 30460), (6092, 27010), (7615, 21608), (10804, 15230), (12184, 13505)]