489062005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 617912064

約数和(自身を除く): 128850059

約数列:

[1, 5, 43, 53, 167, 215, 257, 265, 835, 1285, 2279, 7181, 8851, 11051, 11395, 13621, 35905, 42919, 44255, 55255, 68105, 214595, 380593, 585703, 1845517, 1902965, 2274707, 2928515, 9227585, 11373535, 97812401, 489062005]

約数ペア:

[(1, 489062005), (5, 97812401), (43, 11373535), (53, 9227585), (167, 2928515), (215, 2274707), (257, 1902965), (265, 1845517), (835, 585703), (1285, 380593), (2279, 214595), (7181, 68105), (8851, 55255), (11051, 44255), (11395, 42919), (13621, 35905)]