68158360

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13417}}^1$

素因数の和:13555

約数の個数: 32

約数和(自身を含む): 154575360

約数和(自身を除く): 86417000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13417, 26834, 53668, 67085, 107336, 134170, 268340, 536680, 1703959, 3407918, 6815836, 8519795, 13631672, 17039590, 34079180, 68158360]

約数ペア:

[(1, 68158360), (2, 34079180), (4, 17039590), (5, 13631672), (8, 8519795), (10, 6815836), (20, 3407918), (40, 1703959), (127, 536680), (254, 268340), (508, 134170), (635, 107336), (1016, 67085), (1270, 53668), (2540, 26834), (5080, 13417)]