260023125

素因数分解:

$3^1\times 5^4\times {\mathrm{138679}}^1$

素因数の和:138702

約数の個数: 20

約数和(自身を含む): 433236320

約数和(自身を除く): 173213195

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 138679, 416037, 693395, 2080185, 3466975, 10400925, 17334875, 52004625, 86674375, 260023125]

約数ペア:

[(1, 260023125), (3, 86674375), (5, 52004625), (15, 17334875), (25, 10400925), (75, 3466975), (125, 2080185), (375, 693395), (625, 416037), (1875, 138679)]