67256540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1861}}^1$

素因数の和:2022

約数の個数: 48

約数和(自身を含む): 153279840

約数和(自身を除く): 86023300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 1861, 2780, 3614, 3722, 7228, 7444, 9035, 9305, 18070, 18610, 24193, 36140, 37220, 48386, 96772, 120965, 241930, 258679, 483860, 517358, 1034716, 1293395, 2586790, 3362827, 5173580, 6725654, 13451308, 16814135, 33628270, 67256540]

約数ペア:

[(1, 67256540), (2, 33628270), (4, 16814135), (5, 13451308), (10, 6725654), (13, 5173580), (20, 3362827), (26, 2586790), (52, 1293395), (65, 1034716), (130, 517358), (139, 483860), (260, 258679), (278, 241930), (556, 120965), (695, 96772), (1390, 48386), (1807, 37220), (1861, 36140), (2780, 24193), (3614, 18610), (3722, 18070), (7228, 9305), (7444, 9035)]