811752440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{1327}}^1$

素因数の和:1752

約数の個数: 64

約数和(自身を含む): 1877420160

約数和(自身を除く): 1065667720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 373, 410, 746, 820, 1327, 1492, 1640, 1865, 2654, 2984, 3730, 5308, 6635, 7460, 10616, 13270, 14920, 15293, 26540, 30586, 53080, 54407, 61172, 76465, 108814, 122344, 152930, 217628, 272035, 305860, 435256, 494971, 544070, 611720, 989942, 1088140, 1979884, 2176280, 2474855, 3959768, 4949710, 9899420, 19798840, 20293811, 40587622, 81175244, 101469055, 162350488, 202938110, 405876220, 811752440]

約数ペア:

[(1, 811752440), (2, 405876220), (4, 202938110), (5, 162350488), (8, 101469055), (10, 81175244), (20, 40587622), (40, 20293811), (41, 19798840), (82, 9899420), (164, 4949710), (205, 3959768), (328, 2474855), (373, 2176280), (410, 1979884), (746, 1088140), (820, 989942), (1327, 611720), (1492, 544070), (1640, 494971), (1865, 435256), (2654, 305860), (2984, 272035), (3730, 217628), (5308, 152930), (6635, 122344), (7460, 108814), (10616, 76465), (13270, 61172), (14920, 54407), (15293, 53080), (26540, 30586)]