29920625

素因数分解:

$5^4\times 7^2\times {\mathrm{977}}^1$

素因数の和:1011

約数の個数: 30

約数和(自身を含む): 43537626

約数和(自身を除く): 13617001

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 625, 875, 977, 1225, 4375, 4885, 6125, 6839, 24425, 30625, 34195, 47873, 122125, 170975, 239365, 610625, 854875, 1196825, 4274375, 5984125, 29920625]

約数ペア:

[(1, 29920625), (5, 5984125), (7, 4274375), (25, 1196825), (35, 854875), (49, 610625), (125, 239365), (175, 170975), (245, 122125), (625, 47873), (875, 34195), (977, 30625), (1225, 24425), (4375, 6839), (4885, 6125)]