68077928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 141341760

約数和(自身を除く): 73263832

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 83, 136, 148, 163, 166, 296, 326, 332, 629, 652, 664, 1258, 1304, 1411, 2516, 2771, 2822, 3071, 5032, 5542, 5644, 6031, 6142, 11084, 11288, 12062, 12284, 13529, 22168, 24124, 24568, 27058, 48248, 52207, 54116, 102527, 104414, 108232, 205054, 208828, 229993, 410108, 417656, 459986, 500573, 820216, 919972, 1001146, 1839944, 2002292, 4004584, 8509741, 17019482, 34038964, 68077928]

約数ペア:

[(1, 68077928), (2, 34038964), (4, 17019482), (8, 8509741), (17, 4004584), (34, 2002292), (37, 1839944), (68, 1001146), (74, 919972), (83, 820216), (136, 500573), (148, 459986), (163, 417656), (166, 410108), (296, 229993), (326, 208828), (332, 205054), (629, 108232), (652, 104414), (664, 102527), (1258, 54116), (1304, 52207), (1411, 48248), (2516, 27058), (2771, 24568), (2822, 24124), (3071, 22168), (5032, 13529), (5542, 12284), (5644, 12062), (6031, 11288), (6142, 11084)]