27640288

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:324

約数の個数: 72

約数和(自身を含む): 62256600

約数和(自身を除く): 34616312

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 169, 208, 247, 269, 304, 338, 416, 494, 538, 608, 676, 988, 1076, 1352, 1976, 2152, 2704, 3211, 3497, 3952, 4304, 5111, 5408, 6422, 6994, 7904, 8608, 10222, 12844, 13988, 20444, 25688, 27976, 40888, 45461, 51376, 55952, 66443, 81776, 90922, 102752, 111904, 132886, 163552, 181844, 265772, 363688, 531544, 727376, 863759, 1063088, 1454752, 1727518, 2126176, 3455036, 6910072, 13820144, 27640288]

約数ペア:

[(1, 27640288), (2, 13820144), (4, 6910072), (8, 3455036), (13, 2126176), (16, 1727518), (19, 1454752), (26, 1063088), (32, 863759), (38, 727376), (52, 531544), (76, 363688), (104, 265772), (152, 181844), (169, 163552), (208, 132886), (247, 111904), (269, 102752), (304, 90922), (338, 81776), (416, 66443), (494, 55952), (538, 51376), (608, 45461), (676, 40888), (988, 27976), (1076, 25688), (1352, 20444), (1976, 13988), (2152, 12844), (2704, 10222), (3211, 8608), (3497, 7904), (3952, 6994), (4304, 6422), (5111, 5408)]