72901556

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 168591360

約数和(自身を除く): 95689804

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 83, 91, 127, 133, 166, 182, 247, 254, 266, 332, 364, 494, 508, 532, 581, 889, 988, 1079, 1162, 1577, 1651, 1729, 1778, 2158, 2324, 2413, 3154, 3302, 3458, 3556, 4316, 4826, 6308, 6604, 6916, 7553, 9652, 10541, 11039, 11557, 15106, 16891, 20501, 21082, 22078, 23114, 30212, 31369, 33782, 41002, 42164, 44156, 46228, 62738, 67564, 73787, 82004, 125476, 137033, 143507, 147574, 200279, 219583, 274066, 287014, 295148, 400558, 439166, 548132, 574028, 801116, 878332, 959231, 1401953, 1918462, 2603627, 2803906, 3836924, 5207254, 5607812, 10414508, 18225389, 36450778, 72901556]

約数ペア:

[(1, 72901556), (2, 36450778), (4, 18225389), (7, 10414508), (13, 5607812), (14, 5207254), (19, 3836924), (26, 2803906), (28, 2603627), (38, 1918462), (52, 1401953), (76, 959231), (83, 878332), (91, 801116), (127, 574028), (133, 548132), (166, 439166), (182, 400558), (247, 295148), (254, 287014), (266, 274066), (332, 219583), (364, 200279), (494, 147574), (508, 143507), (532, 137033), (581, 125476), (889, 82004), (988, 73787), (1079, 67564), (1162, 62738), (1577, 46228), (1651, 44156), (1729, 42164), (1778, 41002), (2158, 33782), (2324, 31369), (2413, 30212), (3154, 23114), (3302, 22078), (3458, 21082), (3556, 20501), (4316, 16891), (4826, 15106), (6308, 11557), (6604, 11039), (6916, 10541), (7553, 9652)]