67975460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{997}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 163640064

約数和(自身を除く): 95664604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 997, 1948, 1994, 2435, 3409, 3988, 4870, 4985, 6818, 6979, 9740, 9970, 13636, 13958, 17045, 19940, 27916, 34090, 34895, 68180, 69790, 139580, 485539, 971078, 1942156, 2427695, 3398773, 4855390, 6797546, 9710780, 13595092, 16993865, 33987730, 67975460]

約数ペア:

[(1, 67975460), (2, 33987730), (4, 16993865), (5, 13595092), (7, 9710780), (10, 6797546), (14, 4855390), (20, 3398773), (28, 2427695), (35, 1942156), (70, 971078), (140, 485539), (487, 139580), (974, 69790), (997, 68180), (1948, 34895), (1994, 34090), (2435, 27916), (3409, 19940), (3988, 17045), (4870, 13958), (4985, 13636), (6818, 9970), (6979, 9740)]