71767820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1753}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 159122880

約数和(自身を除く): 87355060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1753, 1780, 2047, 3506, 4094, 7012, 8188, 8765, 10235, 17530, 20470, 35060, 40319, 40940, 80638, 156017, 161276, 201595, 312034, 403190, 624068, 780085, 806380, 1560170, 3120340, 3588391, 7176782, 14353564, 17941955, 35883910, 71767820]

約数ペア:

[(1, 71767820), (2, 35883910), (4, 17941955), (5, 14353564), (10, 7176782), (20, 3588391), (23, 3120340), (46, 1560170), (89, 806380), (92, 780085), (115, 624068), (178, 403190), (230, 312034), (356, 201595), (445, 161276), (460, 156017), (890, 80638), (1753, 40940), (1780, 40319), (2047, 35060), (3506, 20470), (4094, 17530), (7012, 10235), (8188, 8765)]