87342580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{25841}}^1$

素因数の和:25876

約数の個数: 36

約数和(自身を含む): 198621612

約数和(自身を除く): 111279032

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 25841, 51682, 103364, 129205, 258410, 335933, 516820, 671866, 1343732, 1679665, 3359330, 4367129, 6718660, 8734258, 17468516, 21835645, 43671290, 87342580]

約数ペア:

[(1, 87342580), (2, 43671290), (4, 21835645), (5, 17468516), (10, 8734258), (13, 6718660), (20, 4367129), (26, 3359330), (52, 1679665), (65, 1343732), (130, 671866), (169, 516820), (260, 335933), (338, 258410), (676, 129205), (845, 103364), (1690, 51682), (3380, 25841)]