28017942352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{19207}}^1$

素因数の和:19436

約数の個数: 80

約数和(自身を含む): 59678180352

約数和(自身を除く): 31660238000

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 173, 248, 272, 346, 496, 527, 692, 1054, 1384, 2108, 2768, 2941, 4216, 5363, 5882, 8432, 10726, 11764, 19207, 21452, 23528, 38414, 42904, 47056, 76828, 85808, 91171, 153656, 182342, 307312, 326519, 364684, 595417, 653038, 729368, 1190834, 1306076, 1458736, 2381668, 2612152, 3322811, 4763336, 5224304, 6645622, 9526672, 10122089, 13291244, 20244178, 26582488, 40488356, 53164976, 56487787, 80976712, 103007141, 112975574, 161953424, 206014282, 225951148, 412028564, 451902296, 824057128, 903804592, 1648114256, 1751121397, 3502242794, 7004485588, 14008971176, 28017942352]

約数ペア:

[(1, 28017942352), (2, 14008971176), (4, 7004485588), (8, 3502242794), (16, 1751121397), (17, 1648114256), (31, 903804592), (34, 824057128), (62, 451902296), (68, 412028564), (124, 225951148), (136, 206014282), (173, 161953424), (248, 112975574), (272, 103007141), (346, 80976712), (496, 56487787), (527, 53164976), (692, 40488356), (1054, 26582488), (1384, 20244178), (2108, 13291244), (2768, 10122089), (2941, 9526672), (4216, 6645622), (5363, 5224304), (5882, 4763336), (8432, 3322811), (10726, 2612152), (11764, 2381668), (19207, 1458736), (21452, 1306076), (23528, 1190834), (38414, 729368), (42904, 653038), (47056, 595417), (76828, 364684), (85808, 326519), (91171, 307312), (153656, 182342)]