3125005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 4080384

約数和(自身を除く): 955379

約数列:

[1, 5, 13, 65, 131, 367, 655, 1703, 1835, 4771, 8515, 23855, 48077, 240385, 625001, 3125005]

約数ペア:

[(1, 3125005), (5, 625001), (13, 240385), (65, 48077), (131, 23855), (367, 8515), (655, 4771), (1703, 1835)]