390623565515

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{3217}}^1\times {\mathrm{4943}}^1$

素因数の和:8216

約数の個数: 32

約数和(自身を含む): 498294685440

約数和(自身を除く): 107671119925

約数列:

[1, 5, 17, 85, 289, 1445, 3217, 4913, 4943, 16085, 24565, 24715, 54689, 84031, 273445, 420155, 929713, 1428527, 4648565, 7142635, 15805121, 15901631, 24284959, 79025605, 79508155, 121424795, 270327727, 1351638635, 4595571359, 22977856795, 78124713103, 390623565515]

約数ペア:

[(1, 390623565515), (5, 78124713103), (17, 22977856795), (85, 4595571359), (289, 1351638635), (1445, 270327727), (3217, 121424795), (4913, 79508155), (4943, 79025605), (16085, 24284959), (24565, 15901631), (24715, 15805121), (54689, 7142635), (84031, 4648565), (273445, 1428527), (420155, 929713)]