26644280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51239}}^1$

素因数の和:51263

約数の個数: 32

約数和(自身を含む): 64562400

約数和(自身を除く): 37918120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51239, 102478, 204956, 256195, 409912, 512390, 666107, 1024780, 1332214, 2049560, 2664428, 3330535, 5328856, 6661070, 13322140, 26644280]

約数ペア:

[(1, 26644280), (2, 13322140), (4, 6661070), (5, 5328856), (8, 3330535), (10, 2664428), (13, 2049560), (20, 1332214), (26, 1024780), (40, 666107), (52, 512390), (65, 409912), (104, 256195), (130, 204956), (260, 102478), (520, 51239)]