83647120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 206951040

約数和(自身を除く): 123303920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 113, 152, 190, 226, 304, 380, 452, 487, 565, 760, 904, 974, 1130, 1520, 1808, 1948, 2147, 2260, 2435, 3896, 4294, 4520, 4870, 7792, 8588, 9040, 9253, 9740, 10735, 17176, 18506, 19480, 21470, 34352, 37012, 38960, 42940, 46265, 55031, 74024, 85880, 92530, 110062, 148048, 171760, 185060, 220124, 275155, 370120, 440248, 550310, 740240, 880496, 1045589, 1100620, 2091178, 2201240, 4182356, 4402480, 5227945, 8364712, 10455890, 16729424, 20911780, 41823560, 83647120]

約数ペア:

[(1, 83647120), (2, 41823560), (4, 20911780), (5, 16729424), (8, 10455890), (10, 8364712), (16, 5227945), (19, 4402480), (20, 4182356), (38, 2201240), (40, 2091178), (76, 1100620), (80, 1045589), (95, 880496), (113, 740240), (152, 550310), (190, 440248), (226, 370120), (304, 275155), (380, 220124), (452, 185060), (487, 171760), (565, 148048), (760, 110062), (904, 92530), (974, 85880), (1130, 74024), (1520, 55031), (1808, 46265), (1948, 42940), (2147, 38960), (2260, 37012), (2435, 34352), (3896, 21470), (4294, 19480), (4520, 18506), (4870, 17176), (7792, 10735), (8588, 9740), (9040, 9253)]