89617580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{344683}}^1$

素因数の和:344705

約数の個数: 24

約数和(自身を含む): 202674192

約数和(自身を除く): 113056612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 344683, 689366, 1378732, 1723415, 3446830, 4480879, 6893660, 8961758, 17923516, 22404395, 44808790, 89617580]

約数ペア:

[(1, 89617580), (2, 44808790), (4, 22404395), (5, 17923516), (10, 8961758), (13, 6893660), (20, 4480879), (26, 3446830), (52, 1723415), (65, 1378732), (130, 689366), (260, 344683)]