66426280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{87403}}^1$

素因数の和:87433

約数の個数: 32

約数和(自身を含む): 157327200

約数和(自身を除く): 90900920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 87403, 174806, 349612, 437015, 699224, 874030, 1660657, 1748060, 3321314, 3496120, 6642628, 8303285, 13285256, 16606570, 33213140, 66426280]

約数ペア:

[(1, 66426280), (2, 33213140), (4, 16606570), (5, 13285256), (8, 8303285), (10, 6642628), (19, 3496120), (20, 3321314), (38, 1748060), (40, 1660657), (76, 874030), (95, 699224), (152, 437015), (190, 349612), (380, 174806), (760, 87403)]