69493720

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8819}}^1$

素因数の和:9027

約数の個数: 32

約数和(自身を含む): 157172400

約数和(自身を除く): 87678680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 8819, 17638, 35276, 44095, 70552, 88190, 176380, 352760, 1737343, 3474686, 6949372, 8686715, 13898744, 17373430, 34746860, 69493720]

約数ペア:

[(1, 69493720), (2, 34746860), (4, 17373430), (5, 13898744), (8, 8686715), (10, 6949372), (20, 3474686), (40, 1737343), (197, 352760), (394, 176380), (788, 88190), (985, 70552), (1576, 44095), (1970, 35276), (3940, 17638), (7880, 8819)]