68656744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{38833}}^1$

素因数の和:38869

約数の個数: 32

約数和(自身を含む): 146792520

約数和(自身を除く): 78135776

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 38833, 77666, 155332, 310664, 504829, 660161, 1009658, 1320322, 2019316, 2640644, 4038632, 5281288, 8582093, 17164186, 34328372, 68656744]

約数ペア:

[(1, 68656744), (2, 34328372), (4, 17164186), (8, 8582093), (13, 5281288), (17, 4038632), (26, 2640644), (34, 2019316), (52, 1320322), (68, 1009658), (104, 660161), (136, 504829), (221, 310664), (442, 155332), (884, 77666), (1768, 38833)]