156864560

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27617}}^1$

素因数の和:27701

約数の個数: 40

約数和(自身を含む): 369860256

約数和(自身を除く): 212995696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 27617, 55234, 110468, 138085, 220936, 276170, 441872, 552340, 1104680, 1960807, 2209360, 3921614, 7843228, 9804035, 15686456, 19608070, 31372912, 39216140, 78432280, 156864560]

約数ペア:

[(1, 156864560), (2, 78432280), (4, 39216140), (5, 31372912), (8, 19608070), (10, 15686456), (16, 9804035), (20, 7843228), (40, 3921614), (71, 2209360), (80, 1960807), (142, 1104680), (284, 552340), (355, 441872), (568, 276170), (710, 220936), (1136, 138085), (1420, 110468), (2840, 55234), (5680, 27617)]