76257640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5281}}^1$

素因数の和:5330

約数の個数: 48

約数和(自身を含む): 181119780

約数和(自身を除く): 104862140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 5281, 7220, 10562, 14440, 21124, 26405, 42248, 52810, 100339, 105620, 200678, 211240, 401356, 501695, 802712, 1003390, 1906441, 2006780, 3812882, 4013560, 7625764, 9532205, 15251528, 19064410, 38128820, 76257640]

約数ペア:

[(1, 76257640), (2, 38128820), (4, 19064410), (5, 15251528), (8, 9532205), (10, 7625764), (19, 4013560), (20, 3812882), (38, 2006780), (40, 1906441), (76, 1003390), (95, 802712), (152, 501695), (190, 401356), (361, 211240), (380, 200678), (722, 105620), (760, 100339), (1444, 52810), (1805, 42248), (2888, 26405), (3610, 21124), (5281, 14440), (7220, 10562)]