89877580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{26591}}^1$

素因数の和:26626

約数の個数: 36

約数和(自身を含む): 204386112

約数和(自身を除く): 114508532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 26591, 53182, 106364, 132955, 265910, 345683, 531820, 691366, 1382732, 1728415, 3456830, 4493879, 6913660, 8987758, 17975516, 22469395, 44938790, 89877580]

約数ペア:

[(1, 89877580), (2, 44938790), (4, 22469395), (5, 17975516), (10, 8987758), (13, 6913660), (20, 4493879), (26, 3456830), (52, 1728415), (65, 1382732), (130, 691366), (169, 531820), (260, 345683), (338, 265910), (676, 132955), (845, 106364), (1690, 53182), (3380, 26591)]