68885235

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2153}}^1$

素因数の和:2249

約数の個数: 40

約数和(自身を含む): 125104320

約数和(自身を除く): 56219085

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 395, 405, 711, 1185, 2133, 2153, 3555, 6399, 6459, 10665, 10765, 19377, 31995, 32295, 58131, 96885, 170087, 174393, 290655, 510261, 850435, 871965, 1530783, 2551305, 4592349, 7653915, 13777047, 22961745, 68885235]

約数ペア:

[(1, 68885235), (3, 22961745), (5, 13777047), (9, 7653915), (15, 4592349), (27, 2551305), (45, 1530783), (79, 871965), (81, 850435), (135, 510261), (237, 290655), (395, 174393), (405, 170087), (711, 96885), (1185, 58131), (2133, 32295), (2153, 31995), (3555, 19377), (6399, 10765), (6459, 10665)]