489452875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2320

約数の個数: 32

約数和(自身を含む): 640575936

約数和(自身を除く): 151123061

約数列:

[1, 5, 25, 41, 43, 125, 205, 215, 1025, 1075, 1763, 2221, 5125, 5375, 8815, 11105, 44075, 55525, 91061, 95503, 220375, 277625, 455305, 477515, 2276525, 2387575, 3915623, 11382625, 11937875, 19578115, 97890575, 489452875]

約数ペア:

[(1, 489452875), (5, 97890575), (25, 19578115), (41, 11937875), (43, 11382625), (125, 3915623), (205, 2387575), (215, 2276525), (1025, 477515), (1075, 455305), (1763, 277625), (2221, 220375), (5125, 95503), (5375, 91061), (8815, 55525), (11105, 44075)]