280054885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2589

約数の個数: 32

約数和(自身を含む): 384756480

約数和(自身を除く): 104701595

約数列:

[1, 5, 11, 29, 55, 71, 145, 319, 355, 781, 1595, 2059, 2473, 3905, 10295, 12365, 22649, 27203, 71717, 113245, 136015, 175583, 358585, 788887, 877915, 1931413, 3944435, 5091907, 9657065, 25459535, 56010977, 280054885]

約数ペア:

[(1, 280054885), (5, 56010977), (11, 25459535), (29, 9657065), (55, 5091907), (71, 3944435), (145, 1931413), (319, 877915), (355, 788887), (781, 358585), (1595, 175583), (2059, 136015), (2473, 113245), (3905, 71717), (10295, 27203), (12365, 22649)]