83721080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 196577280

約数和(自身を除く): 112856200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 620, 631, 856, 1070, 1240, 1262, 2140, 2524, 3155, 3317, 4280, 5048, 6310, 6634, 12620, 13268, 16585, 19561, 25240, 26536, 33170, 39122, 66340, 67517, 78244, 97805, 132680, 135034, 156488, 195610, 270068, 337585, 391220, 540136, 675170, 782440, 1350340, 2093027, 2700680, 4186054, 8372108, 10465135, 16744216, 20930270, 41860540, 83721080]

約数ペア:

[(1, 83721080), (2, 41860540), (4, 20930270), (5, 16744216), (8, 10465135), (10, 8372108), (20, 4186054), (31, 2700680), (40, 2093027), (62, 1350340), (107, 782440), (124, 675170), (155, 540136), (214, 391220), (248, 337585), (310, 270068), (428, 195610), (535, 156488), (620, 135034), (631, 132680), (856, 97805), (1070, 78244), (1240, 67517), (1262, 66340), (2140, 39122), (2524, 33170), (3155, 26536), (3317, 25240), (4280, 19561), (5048, 16585), (6310, 13268), (6634, 12620)]