68333125

素因数分解:

$5^4\times 7^1\times {\mathrm{15619}}^1$

素因数の和:15646

約数の個数: 20

約数和(自身を含む): 97593760

約数和(自身を除く): 29260635

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 15619, 78095, 109333, 390475, 546665, 1952375, 2733325, 9761875, 13666625, 68333125]

約数ペア:

[(1, 68333125), (5, 13666625), (7, 9761875), (25, 2733325), (35, 1952375), (125, 546665), (175, 390475), (625, 109333), (875, 78095), (4375, 15619)]