81488416

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1327}}^1$

素因数の和:1457

約数の個数: 48

約数和(自身を含む): 170674560

約数和(自身を除く): 89186144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 404, 608, 808, 1327, 1616, 1919, 2654, 3232, 3838, 5308, 7676, 10616, 15352, 21232, 25213, 30704, 42464, 50426, 61408, 100852, 134027, 201704, 268054, 403408, 536108, 806816, 1072216, 2144432, 2546513, 4288864, 5093026, 10186052, 20372104, 40744208, 81488416]

約数ペア:

[(1, 81488416), (2, 40744208), (4, 20372104), (8, 10186052), (16, 5093026), (19, 4288864), (32, 2546513), (38, 2144432), (76, 1072216), (101, 806816), (152, 536108), (202, 403408), (304, 268054), (404, 201704), (608, 134027), (808, 100852), (1327, 61408), (1616, 50426), (1919, 42464), (2654, 30704), (3232, 25213), (3838, 21232), (5308, 15352), (7676, 10616)]