71631008

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 145805184

約数和(自身を除く): 74174176

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 97, 188, 194, 376, 388, 491, 752, 776, 982, 1504, 1552, 1964, 3104, 3928, 4559, 7856, 9118, 15712, 18236, 23077, 36472, 46154, 47627, 72944, 92308, 95254, 145888, 184616, 190508, 369232, 381016, 738464, 762032, 1524064, 2238469, 4476938, 8953876, 17907752, 35815504, 71631008]

約数ペア:

[(1, 71631008), (2, 35815504), (4, 17907752), (8, 8953876), (16, 4476938), (32, 2238469), (47, 1524064), (94, 762032), (97, 738464), (188, 381016), (194, 369232), (376, 190508), (388, 184616), (491, 145888), (752, 95254), (776, 92308), (982, 72944), (1504, 47627), (1552, 46154), (1964, 36472), (3104, 23077), (3928, 18236), (4559, 15712), (7856, 9118)]