89499020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{26479}}^1$

素因数の和:26514

約数の個数: 36

約数和(自身を含む): 203525280

約数和(自身を除く): 114026260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 26479, 52958, 105916, 132395, 264790, 344227, 529580, 688454, 1376908, 1721135, 3442270, 4474951, 6884540, 8949902, 17899804, 22374755, 44749510, 89499020]

約数ペア:

[(1, 89499020), (2, 44749510), (4, 22374755), (5, 17899804), (10, 8949902), (13, 6884540), (20, 4474951), (26, 3442270), (52, 1721135), (65, 1376908), (130, 688454), (169, 529580), (260, 344227), (338, 264790), (676, 132395), (845, 105916), (1690, 52958), (3380, 26479)]