79988715

素因数分解:

$3^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{631}}^1$

素因数の和:961

約数の個数: 40

約数和(自身を含む): 144073248

約数和(自身を除く): 64084533

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 313, 405, 631, 939, 1565, 1893, 2817, 3155, 4695, 5679, 8451, 9465, 14085, 17037, 25353, 28395, 42255, 51111, 85185, 126765, 197503, 255555, 592509, 987515, 1777527, 2962545, 5332581, 8887635, 15997743, 26662905, 79988715]

約数ペア:

[(1, 79988715), (3, 26662905), (5, 15997743), (9, 8887635), (15, 5332581), (27, 2962545), (45, 1777527), (81, 987515), (135, 592509), (313, 255555), (405, 197503), (631, 126765), (939, 85185), (1565, 51111), (1893, 42255), (2817, 28395), (3155, 25353), (4695, 17037), (5679, 14085), (8451, 9465)]