65005075

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{197}}^2$

素因数の和:471

約数の個数: 18

約数和(自身を含む): 82226756

約数和(自身を除く): 17221681

約数列:

[1, 5, 25, 67, 197, 335, 985, 1675, 4925, 13199, 38809, 65995, 194045, 329975, 970225, 2600203, 13001015, 65005075]

約数ペア:

[(1, 65005075), (5, 13001015), (25, 2600203), (67, 970225), (197, 329975), (335, 194045), (985, 65995), (1675, 38809), (4925, 13199)]