55243985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2557}}^1$

素因数の和:2740

約数の個数: 16

約数和(自身を含む): 69066000

約数和(自身を除く): 13822015

約数列:

[1, 5, 29, 145, 149, 745, 2557, 4321, 12785, 21605, 74153, 370765, 380993, 1904965, 11048797, 55243985]

約数ペア:

[(1, 55243985), (5, 11048797), (29, 1904965), (145, 380993), (149, 370765), (745, 74153), (2557, 21605), (4321, 12785)]