78905992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 166872960

約数和(自身を除く): 87966968

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 73, 88, 142, 146, 173, 284, 292, 346, 568, 584, 692, 781, 803, 1384, 1562, 1606, 1903, 3124, 3212, 3806, 5183, 6248, 6424, 7612, 10366, 12283, 12629, 15224, 20732, 24566, 25258, 41464, 49132, 50516, 57013, 98264, 101032, 114026, 135113, 138919, 228052, 270226, 277838, 456104, 540452, 555676, 896659, 1080904, 1111352, 1793318, 3586636, 7173272, 9863249, 19726498, 39452996, 78905992]

約数ペア:

[(1, 78905992), (2, 39452996), (4, 19726498), (8, 9863249), (11, 7173272), (22, 3586636), (44, 1793318), (71, 1111352), (73, 1080904), (88, 896659), (142, 555676), (146, 540452), (173, 456104), (284, 277838), (292, 270226), (346, 228052), (568, 138919), (584, 135113), (692, 114026), (781, 101032), (803, 98264), (1384, 57013), (1562, 50516), (1606, 49132), (1903, 41464), (3124, 25258), (3212, 24566), (3806, 20732), (5183, 15224), (6248, 12629), (6424, 12283), (7612, 10366)]