63777520

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1637}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 148677984

約数和(自身を除く): 84900464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1637, 1948, 2435, 3274, 3896, 4870, 6548, 7792, 8185, 9740, 13096, 16370, 19480, 26192, 32740, 38960, 65480, 130960, 797219, 1594438, 3188876, 3986095, 6377752, 7972190, 12755504, 15944380, 31888760, 63777520]

約数ペア:

[(1, 63777520), (2, 31888760), (4, 15944380), (5, 12755504), (8, 7972190), (10, 6377752), (16, 3986095), (20, 3188876), (40, 1594438), (80, 797219), (487, 130960), (974, 65480), (1637, 38960), (1948, 32740), (2435, 26192), (3274, 19480), (3896, 16370), (4870, 13096), (6548, 9740), (7792, 8185)]