67654288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 160724088

約数和(自身を除く): 93069800

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 53, 68, 76, 104, 106, 136, 152, 208, 212, 221, 247, 272, 304, 323, 361, 424, 442, 494, 646, 689, 722, 848, 884, 901, 988, 1007, 1292, 1378, 1444, 1768, 1802, 1976, 2014, 2584, 2756, 2888, 3536, 3604, 3952, 4028, 4199, 4693, 5168, 5512, 5776, 6137, 7208, 8056, 8398, 9386, 11024, 11713, 12274, 13091, 14416, 16112, 16796, 17119, 18772, 19133, 23426, 24548, 26182, 33592, 34238, 37544, 38266, 46852, 49096, 52364, 67184, 68476, 75088, 76532, 79781, 93704, 98192, 104728, 136952, 153064, 159562, 187408, 209456, 222547, 248729, 273904, 306128, 319124, 325261, 445094, 497458, 638248, 650522, 890188, 994916, 1276496, 1301044, 1780376, 1989832, 2602088, 3560752, 3979664, 4228393, 5204176, 8456786, 16913572, 33827144, 67654288]

約数ペア:

[(1, 67654288), (2, 33827144), (4, 16913572), (8, 8456786), (13, 5204176), (16, 4228393), (17, 3979664), (19, 3560752), (26, 2602088), (34, 1989832), (38, 1780376), (52, 1301044), (53, 1276496), (68, 994916), (76, 890188), (104, 650522), (106, 638248), (136, 497458), (152, 445094), (208, 325261), (212, 319124), (221, 306128), (247, 273904), (272, 248729), (304, 222547), (323, 209456), (361, 187408), (424, 159562), (442, 153064), (494, 136952), (646, 104728), (689, 98192), (722, 93704), (848, 79781), (884, 76532), (901, 75088), (988, 68476), (1007, 67184), (1292, 52364), (1378, 49096), (1444, 46852), (1768, 38266), (1802, 37544), (1976, 34238), (2014, 33592), (2584, 26182), (2756, 24548), (2888, 23426), (3536, 19133), (3604, 18772), (3952, 17119), (4028, 16796), (4199, 16112), (4693, 14416), (5168, 13091), (5512, 12274), (5776, 11713), (6137, 11024), (7208, 9386), (8056, 8398)]