70747960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 164656800

約数和(自身を除く): 93908840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 179, 205, 241, 328, 358, 410, 482, 716, 820, 895, 964, 1205, 1432, 1640, 1790, 1928, 2410, 3580, 4820, 7160, 7339, 9640, 9881, 14678, 19762, 29356, 36695, 39524, 43139, 49405, 58712, 73390, 79048, 86278, 98810, 146780, 172556, 197620, 215695, 293560, 345112, 395240, 431390, 862780, 1725560, 1768699, 3537398, 7074796, 8843495, 14149592, 17686990, 35373980, 70747960]

約数ペア:

[(1, 70747960), (2, 35373980), (4, 17686990), (5, 14149592), (8, 8843495), (10, 7074796), (20, 3537398), (40, 1768699), (41, 1725560), (82, 862780), (164, 431390), (179, 395240), (205, 345112), (241, 293560), (328, 215695), (358, 197620), (410, 172556), (482, 146780), (716, 98810), (820, 86278), (895, 79048), (964, 73390), (1205, 58712), (1432, 49405), (1640, 43139), (1790, 39524), (1928, 36695), (2410, 29356), (3580, 19762), (4820, 14678), (7160, 9881), (7339, 9640)]