289730090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{47419}}^1$

素因数の和:47486

約数の個数: 32

約数和(自身を含む): 573592320

約数和(自身を除く): 283862230

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 47419, 94838, 237095, 474190, 616447, 1232894, 2228693, 3082235, 4457386, 6164470, 11143465, 22286930, 28973009, 57946018, 144865045, 289730090]

約数ペア:

[(1, 289730090), (2, 144865045), (5, 57946018), (10, 28973009), (13, 22286930), (26, 11143465), (47, 6164470), (65, 4457386), (94, 3082235), (130, 2228693), (235, 1232894), (470, 616447), (611, 474190), (1222, 237095), (3055, 94838), (6110, 47419)]