201520204

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 385414848

約数和(自身を除く): 183894644

約数列:

[1, 2, 4, 23, 37, 46, 53, 74, 92, 106, 148, 212, 851, 1117, 1219, 1702, 1961, 2234, 2438, 3404, 3922, 4468, 4876, 7844, 25691, 41329, 45103, 51382, 59201, 82658, 90206, 102764, 118402, 165316, 180412, 236804, 950567, 1361623, 1901134, 2190437, 2723246, 3802268, 4380874, 5446492, 8761748, 50380051, 100760102, 201520204]

約数ペア:

[(1, 201520204), (2, 100760102), (4, 50380051), (23, 8761748), (37, 5446492), (46, 4380874), (53, 3802268), (74, 2723246), (92, 2190437), (106, 1901134), (148, 1361623), (212, 950567), (851, 236804), (1117, 180412), (1219, 165316), (1702, 118402), (1961, 102764), (2234, 90206), (2438, 82658), (3404, 59201), (3922, 51382), (4468, 45103), (4876, 41329), (7844, 25691)]