20170670305

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1\times {\mathrm{991}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 24992686080

約数和(自身を除く): 4822015775

約数列:

[1, 5, 53, 89, 265, 445, 863, 991, 4315, 4717, 4955, 23585, 45739, 52523, 76807, 88199, 228695, 262615, 384035, 440995, 855233, 4070771, 4276165, 4674547, 20353855, 23372735, 45327349, 76115737, 226636745, 380578685, 4034134061, 20170670305]

約数ペア:

[(1, 20170670305), (5, 4034134061), (53, 380578685), (89, 226636745), (265, 76115737), (445, 45327349), (863, 23372735), (991, 20353855), (4315, 4674547), (4717, 4276165), (4955, 4070771), (23585, 855233), (45739, 440995), (52523, 384035), (76807, 262615), (88199, 228695)]