66294040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4591}}^1$

素因数の和:4640

約数の個数: 48

約数和(自身を含む): 157459680

約数和(自身を除く): 91165640

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, 4591, 7220, 9182, 14440, 18364, 22955, 36728, 45910, 87229, 91820, 174458, 183640, 348916, 436145, 697832, 872290, 1657351, 1744580, 3314702, 3489160, 6629404, 8286755, 13258808, 16573510, 33147020, 66294040]

約数ペア:

[(1, 66294040), (2, 33147020), (4, 16573510), (5, 13258808), (8, 8286755), (10, 6629404), (19, 3489160), (20, 3314702), (38, 1744580), (40, 1657351), (76, 872290), (95, 697832), (152, 436145), (190, 348916), (361, 183640), (380, 174458), (722, 91820), (760, 87229), (1444, 45910), (1805, 36728), (2888, 22955), (3610, 18364), (4591, 14440), (7220, 9182)]