25799930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198461}}^1$

素因数の和:198481

約数の個数: 16

約数和(自身を含む): 50012424

約数和(自身を除く): 24212494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 198461, 396922, 992305, 1984610, 2579993, 5159986, 12899965, 25799930]

約数ペア:

[(1, 25799930), (2, 12899965), (5, 5159986), (10, 2579993), (13, 1984610), (26, 992305), (65, 396922), (130, 198461)]