80812725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{153929}}^1$

素因数の和:153949

約数の個数: 24

約数和(自身を含む): 152698560

約数和(自身を除く): 71885835

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 153929, 461787, 769645, 1077503, 2308935, 3232509, 3848225, 5387515, 11544675, 16162545, 26937575, 80812725]

約数ペア:

[(1, 80812725), (3, 26937575), (5, 16162545), (7, 11544675), (15, 5387515), (21, 3848225), (25, 3232509), (35, 2308935), (75, 1077503), (105, 769645), (175, 461787), (525, 153929)]