52811960

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2689}}^1$

素因数の和:3191

約数の個数: 32

約数和(自身を含む): 119113200

約数和(自身を除く): 66301240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 2689, 3928, 4910, 5378, 9820, 10756, 13445, 19640, 21512, 26890, 53780, 107560, 1320299, 2640598, 5281196, 6601495, 10562392, 13202990, 26405980, 52811960]

約数ペア:

[(1, 52811960), (2, 26405980), (4, 13202990), (5, 10562392), (8, 6601495), (10, 5281196), (20, 2640598), (40, 1320299), (491, 107560), (982, 53780), (1964, 26890), (2455, 21512), (2689, 19640), (3928, 13445), (4910, 10756), (5378, 9820)]