90456574

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 154949760

約数和(自身を除く): 64493186

約数列:

[1, 2, 13, 26, 31, 62, 89, 97, 169, 178, 194, 338, 403, 806, 1157, 1261, 2314, 2522, 2759, 3007, 5239, 5518, 6014, 8633, 10478, 15041, 16393, 17266, 30082, 32786, 35867, 39091, 71734, 78182, 112229, 224458, 267623, 466271, 508183, 535246, 932542, 1016366, 1458977, 2917954, 3479099, 6958198, 45228287, 90456574]

約数ペア:

[(1, 90456574), (2, 45228287), (13, 6958198), (26, 3479099), (31, 2917954), (62, 1458977), (89, 1016366), (97, 932542), (169, 535246), (178, 508183), (194, 466271), (338, 267623), (403, 224458), (806, 112229), (1157, 78182), (1261, 71734), (2314, 39091), (2522, 35867), (2759, 32786), (3007, 30082), (5239, 17266), (5518, 16393), (6014, 15041), (8633, 10478)]