69271540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1697}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 157750992

約数和(自身を除く): 88479452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 1697, 2041, 3140, 3394, 4082, 6788, 8164, 8485, 10205, 16970, 20410, 22061, 33940, 40820, 44122, 88244, 110305, 220610, 266429, 441220, 532858, 1065716, 1332145, 2664290, 3463577, 5328580, 6927154, 13854308, 17317885, 34635770, 69271540]

約数ペア:

[(1, 69271540), (2, 34635770), (4, 17317885), (5, 13854308), (10, 6927154), (13, 5328580), (20, 3463577), (26, 2664290), (52, 1332145), (65, 1065716), (130, 532858), (157, 441220), (260, 266429), (314, 220610), (628, 110305), (785, 88244), (1570, 44122), (1697, 40820), (2041, 33940), (3140, 22061), (3394, 20410), (4082, 16970), (6788, 10205), (8164, 8485)]