68650015

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 96445440

約数和(自身を除く): 27795425

約数列:

[1, 5, 7, 35, 103, 137, 139, 515, 685, 695, 721, 959, 973, 3605, 4795, 4865, 14111, 14317, 19043, 70555, 71585, 95215, 98777, 100219, 133301, 493885, 501095, 666505, 1961429, 9807145, 13730003, 68650015]

約数ペア:

[(1, 68650015), (5, 13730003), (7, 9807145), (35, 1961429), (103, 666505), (137, 501095), (139, 493885), (515, 133301), (685, 100219), (695, 98777), (721, 95215), (959, 71585), (973, 70555), (3605, 19043), (4795, 14317), (4865, 14111)]