68956415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 100071936

約数和(自身を除く): 31115521

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 151, 209, 253, 361, 437, 755, 1045, 1265, 1661, 1805, 2185, 2869, 3473, 3971, 4807, 8303, 8305, 14345, 17365, 19855, 24035, 31559, 38203, 41515, 54511, 65987, 91333, 157795, 191015, 272555, 329935, 456665, 599621, 725857, 1253753, 2998105, 3629285, 6268765, 13791283, 68956415]

約数ペア:

[(1, 68956415), (5, 13791283), (11, 6268765), (19, 3629285), (23, 2998105), (55, 1253753), (95, 725857), (115, 599621), (151, 456665), (209, 329935), (253, 272555), (361, 191015), (437, 157795), (755, 91333), (1045, 65987), (1265, 54511), (1661, 41515), (1805, 38203), (2185, 31559), (2869, 24035), (3473, 19855), (3971, 17365), (4807, 14345), (8303, 8305)]