3883125625

素因数分解:

$5^4\times {\mathrm{89}}^1\times {\mathrm{69809}}^1$

素因数の和:69918

約数の個数: 20

約数和(自身を含む): 4906944900

約数和(自身を除く): 1023819275

約数列:

[1, 5, 25, 89, 125, 445, 625, 2225, 11125, 55625, 69809, 349045, 1745225, 6213001, 8726125, 31065005, 43630625, 155325025, 776625125, 3883125625]

約数ペア:

[(1, 3883125625), (5, 776625125), (25, 155325025), (89, 43630625), (125, 31065005), (445, 8726125), (625, 6213001), (2225, 1745225), (11125, 349045), (55625, 69809)]