816232330

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 1539648000

約数和(自身を除く): 723415670

約数列:

[1, 2, 5, 10, 53, 71, 106, 109, 142, 199, 218, 265, 355, 398, 530, 545, 710, 995, 1090, 1990, 3763, 5777, 7526, 7739, 10547, 11554, 14129, 15478, 18815, 21094, 21691, 28258, 28885, 37630, 38695, 43382, 52735, 57770, 70645, 77390, 105470, 108455, 141290, 216910, 410167, 748837, 820334, 1149623, 1497674, 1540061, 2050835, 2299246, 3080122, 3744185, 4101670, 5748115, 7488370, 7700305, 11496230, 15400610, 81623233, 163246466, 408116165, 816232330]

約数ペア:

[(1, 816232330), (2, 408116165), (5, 163246466), (10, 81623233), (53, 15400610), (71, 11496230), (106, 7700305), (109, 7488370), (142, 5748115), (199, 4101670), (218, 3744185), (265, 3080122), (355, 2299246), (398, 2050835), (530, 1540061), (545, 1497674), (710, 1149623), (995, 820334), (1090, 748837), (1990, 410167), (3763, 216910), (5777, 141290), (7526, 108455), (7739, 105470), (10547, 77390), (11554, 70645), (14129, 57770), (15478, 52735), (18815, 43382), (21094, 38695), (21691, 37630), (28258, 28885)]