74787310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1373}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 145424160

約数和(自身を除く): 70636850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 1373, 2095, 2746, 4190, 5447, 6865, 10894, 13730, 17849, 27235, 35698, 54470, 89245, 178490, 575287, 1150574, 2876435, 5752870, 7478731, 14957462, 37393655, 74787310]

約数ペア:

[(1, 74787310), (2, 37393655), (5, 14957462), (10, 7478731), (13, 5752870), (26, 2876435), (65, 1150574), (130, 575287), (419, 178490), (838, 89245), (1373, 54470), (2095, 35698), (2746, 27235), (4190, 17849), (5447, 13730), (6865, 10894)]