85106720

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1607}}^1$

素因数の和:1953

約数の個数: 48

約数和(自身を含む): 201797568

約数和(自身を除く): 116690848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1607, 1655, 2648, 3214, 3310, 5296, 6428, 6620, 8035, 10592, 12856, 13240, 16070, 25712, 26480, 32140, 51424, 52960, 64280, 128560, 257120, 531917, 1063834, 2127668, 2659585, 4255336, 5319170, 8510672, 10638340, 17021344, 21276680, 42553360, 85106720]

約数ペア:

[(1, 85106720), (2, 42553360), (4, 21276680), (5, 17021344), (8, 10638340), (10, 8510672), (16, 5319170), (20, 4255336), (32, 2659585), (40, 2127668), (80, 1063834), (160, 531917), (331, 257120), (662, 128560), (1324, 64280), (1607, 52960), (1655, 51424), (2648, 32140), (3214, 26480), (3310, 25712), (5296, 16070), (6428, 13240), (6620, 12856), (8035, 10592)]