78982408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2143}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 157455360

約数和(自身を除く): 78472952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 271, 542, 1084, 2143, 2168, 4286, 4607, 8572, 9214, 17144, 18428, 36431, 36856, 72862, 145724, 291448, 580753, 1161506, 2323012, 4646024, 9872801, 19745602, 39491204, 78982408]

約数ペア:

[(1, 78982408), (2, 39491204), (4, 19745602), (8, 9872801), (17, 4646024), (34, 2323012), (68, 1161506), (136, 580753), (271, 291448), (542, 145724), (1084, 72862), (2143, 36856), (2168, 36431), (4286, 18428), (4607, 17144), (8572, 9214)]