129954490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{3581}}^1$

素因数の和:3798

約数の個数: 32

約数和(自身を含む): 247587840

約数和(自身を除く): 117633350

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 191, 382, 955, 1910, 3581, 3629, 7162, 7258, 17905, 18145, 35810, 36290, 68039, 136078, 340195, 680390, 683971, 1367942, 3419855, 6839710, 12995449, 25990898, 64977245, 129954490]

約数ペア:

[(1, 129954490), (2, 64977245), (5, 25990898), (10, 12995449), (19, 6839710), (38, 3419855), (95, 1367942), (190, 683971), (191, 680390), (382, 340195), (955, 136078), (1910, 68039), (3581, 36290), (3629, 35810), (7162, 18145), (7258, 17905)]