68557190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3359}}^1$

素因数の和:3536

約数の個数: 32

約数和(自身を含む): 133781760

約数和(自身を除く): 65224570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 3359, 4082, 6718, 10205, 16795, 20410, 33590, 43667, 87334, 218335, 436670, 527363, 1054726, 2636815, 5273630, 6855719, 13711438, 34278595, 68557190]

約数ペア:

[(1, 68557190), (2, 34278595), (5, 13711438), (10, 6855719), (13, 5273630), (26, 2636815), (65, 1054726), (130, 527363), (157, 436670), (314, 218335), (785, 87334), (1570, 43667), (2041, 33590), (3359, 20410), (4082, 16795), (6718, 10205)]