69135820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 157560480

約数和(自身を除く): 88424660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 1913, 2780, 3614, 3826, 7228, 7652, 9035, 9565, 18070, 19130, 24869, 36140, 38260, 49738, 99476, 124345, 248690, 265907, 497380, 531814, 1063628, 1329535, 2659070, 3456791, 5318140, 6913582, 13827164, 17283955, 34567910, 69135820]

約数ペア:

[(1, 69135820), (2, 34567910), (4, 17283955), (5, 13827164), (10, 6913582), (13, 5318140), (20, 3456791), (26, 2659070), (52, 1329535), (65, 1063628), (130, 531814), (139, 497380), (260, 265907), (278, 248690), (556, 124345), (695, 99476), (1390, 49738), (1807, 38260), (1913, 36140), (2780, 24869), (3614, 19130), (3826, 18070), (7228, 9565), (7652, 9035)]