489550508770

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{4243}}^1\times {\mathrm{8951}}^1$

素因数の和:14490

約数の個数: 32

約数和(自身を含む): 882180927360

約数和(自身を除く): 392630418590

約数列:

[1, 2, 5, 10, 1289, 2578, 4243, 6445, 8486, 8951, 12890, 17902, 21215, 42430, 44755, 89510, 5469227, 10938454, 11537839, 23075678, 27346135, 37979093, 54692270, 57689195, 75958186, 115378390, 189895465, 379790930, 48955050877, 97910101754, 244775254385, 489550508770]

約数ペア:

[(1, 489550508770), (2, 244775254385), (5, 97910101754), (10, 48955050877), (1289, 379790930), (2578, 189895465), (4243, 115378390), (6445, 75958186), (8486, 57689195), (8951, 54692270), (12890, 37979093), (17902, 27346135), (21215, 23075678), (42430, 11537839), (44755, 10938454), (89510, 5469227)]