25325430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64937}}^1$

素因数の和:64960

約数の個数: 32

約数和(自身を含む): 65457504

約数和(自身を除く): 40132074

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 64937, 129874, 194811, 324685, 389622, 649370, 844181, 974055, 1688362, 1948110, 2532543, 4220905, 5065086, 8441810, 12662715, 25325430]

約数ペア:

[(1, 25325430), (2, 12662715), (3, 8441810), (5, 5065086), (6, 4220905), (10, 2532543), (13, 1948110), (15, 1688362), (26, 974055), (30, 844181), (39, 649370), (65, 389622), (78, 324685), (130, 194811), (195, 129874), (390, 64937)]