25565549425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1\times {\mathrm{1217}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 34539508080

約数和(自身を除く): 8973958655

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 593, 1217, 1417, 2725, 2965, 6085, 7085, 7709, 14825, 15821, 30425, 35425, 38545, 64637, 79105, 132653, 192725, 323185, 395525, 663265, 721681, 840281, 1615925, 1724489, 3316325, 3608405, 4201405, 8622445, 9381853, 18042025, 21007025, 43112225, 46909265, 78663229, 234546325, 393316145, 1022621977, 1966580725, 5113109885, 25565549425]

約数ペア:

[(1, 25565549425), (5, 5113109885), (13, 1966580725), (25, 1022621977), (65, 393316145), (109, 234546325), (325, 78663229), (545, 46909265), (593, 43112225), (1217, 21007025), (1417, 18042025), (2725, 9381853), (2965, 8622445), (6085, 4201405), (7085, 3608405), (7709, 3316325), (14825, 1724489), (15821, 1615925), (30425, 840281), (35425, 721681), (38545, 663265), (64637, 395525), (79105, 323185), (132653, 192725)]