251017849228

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1\times {\mathrm{9811}}^1$

素因数の和:10414

約数の個数: 48

約数和(自身を含む): 446931733248

約数和(自身を除く): 195913884020

約数列:

[1, 2, 4, 131, 157, 262, 311, 314, 524, 622, 628, 1244, 9811, 19622, 20567, 39244, 40741, 41134, 48827, 81482, 82268, 97654, 162964, 195308, 1285241, 1540327, 2570482, 3051221, 3080654, 5140964, 6102442, 6161308, 6396337, 12204884, 12792674, 25585348, 201782837, 399709951, 403565674, 479041697, 799419902, 807131348, 958083394, 1598839804, 1916166788, 62754462307, 125508924614, 251017849228]

約数ペア:

[(1, 251017849228), (2, 125508924614), (4, 62754462307), (131, 1916166788), (157, 1598839804), (262, 958083394), (311, 807131348), (314, 799419902), (524, 479041697), (622, 403565674), (628, 399709951), (1244, 201782837), (9811, 25585348), (19622, 12792674), (20567, 12204884), (39244, 6396337), (40741, 6161308), (41134, 6102442), (48827, 5140964), (81482, 3080654), (82268, 3051221), (97654, 2570482), (162964, 1540327), (195308, 1285241)]