25366120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48781}}^1$

素因数の和:48805

約数の個数: 32

約数和(自身を含む): 61465320

約数和(自身を除く): 36099200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48781, 97562, 195124, 243905, 390248, 487810, 634153, 975620, 1268306, 1951240, 2536612, 3170765, 5073224, 6341530, 12683060, 25366120]

約数ペア:

[(1, 25366120), (2, 12683060), (4, 6341530), (5, 5073224), (8, 3170765), (10, 2536612), (13, 1951240), (20, 1268306), (26, 975620), (40, 634153), (52, 487810), (65, 390248), (104, 243905), (130, 195124), (260, 97562), (520, 48781)]