67505680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1871}}^1$

素因数の和:1936

約数の個数: 80

約数和(自身を含む): 175488768

約数和(自身を除く): 107983088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1640, 1804, 1871, 2255, 3280, 3608, 3742, 4510, 7216, 7484, 9020, 9355, 14968, 18040, 18710, 20581, 29936, 36080, 37420, 41162, 74840, 76711, 82324, 102905, 149680, 153422, 164648, 205810, 306844, 329296, 383555, 411620, 613688, 767110, 823240, 843821, 1227376, 1534220, 1646480, 1687642, 3068440, 3375284, 4219105, 6136880, 6750568, 8438210, 13501136, 16876420, 33752840, 67505680]

約数ペア:

[(1, 67505680), (2, 33752840), (4, 16876420), (5, 13501136), (8, 8438210), (10, 6750568), (11, 6136880), (16, 4219105), (20, 3375284), (22, 3068440), (40, 1687642), (41, 1646480), (44, 1534220), (55, 1227376), (80, 843821), (82, 823240), (88, 767110), (110, 613688), (164, 411620), (176, 383555), (205, 329296), (220, 306844), (328, 205810), (410, 164648), (440, 153422), (451, 149680), (656, 102905), (820, 82324), (880, 76711), (902, 74840), (1640, 41162), (1804, 37420), (1871, 36080), (2255, 29936), (3280, 20581), (3608, 18710), (3742, 18040), (4510, 14968), (7216, 9355), (7484, 9020)]