68405008

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1040

約数の個数: 80

約数和(自身を含む): 164882304

約数和(自身を除く): 96477296

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 476, 518, 592, 629, 952, 971, 1036, 1258, 1904, 1942, 2072, 2516, 3884, 4144, 4403, 5032, 6797, 7768, 8806, 10064, 13594, 15536, 16507, 17612, 27188, 33014, 35224, 35927, 54376, 66028, 70448, 71854, 108752, 115549, 132056, 143708, 231098, 251489, 264112, 287416, 462196, 502978, 574832, 610759, 924392, 1005956, 1221518, 1848784, 2011912, 2443036, 4023824, 4275313, 4886072, 8550626, 9772144, 17101252, 34202504, 68405008]

約数ペア:

[(1, 68405008), (2, 34202504), (4, 17101252), (7, 9772144), (8, 8550626), (14, 4886072), (16, 4275313), (17, 4023824), (28, 2443036), (34, 2011912), (37, 1848784), (56, 1221518), (68, 1005956), (74, 924392), (112, 610759), (119, 574832), (136, 502978), (148, 462196), (238, 287416), (259, 264112), (272, 251489), (296, 231098), (476, 143708), (518, 132056), (592, 115549), (629, 108752), (952, 71854), (971, 70448), (1036, 66028), (1258, 54376), (1904, 35927), (1942, 35224), (2072, 33014), (2516, 27188), (3884, 17612), (4144, 16507), (4403, 15536), (5032, 13594), (6797, 10064), (7768, 8806)]