87567740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{336799}}^1$

素因数の和:336821

約数の個数: 24

約数和(自身を含む): 198038400

約数和(自身を除く): 110470660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 336799, 673598, 1347196, 1683995, 3367990, 4378387, 6735980, 8756774, 17513548, 21891935, 43783870, 87567740]

約数ペア:

[(1, 87567740), (2, 43783870), (4, 21891935), (5, 17513548), (10, 8756774), (13, 6735980), (20, 4378387), (26, 3367990), (52, 1683995), (65, 1347196), (130, 673598), (260, 336799)]