165655220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{55589}}^1$

素因数の和:55747

約数の個数: 24

約数和(自身を含む): 350217000

約数和(自身を除く): 184561780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 55589, 111178, 222356, 277945, 555890, 1111780, 8282761, 16565522, 33131044, 41413805, 82827610, 165655220]

約数ペア:

[(1, 165655220), (2, 82827610), (4, 41413805), (5, 33131044), (10, 16565522), (20, 8282761), (149, 1111780), (298, 555890), (596, 277945), (745, 222356), (1490, 111178), (2980, 55589)]