68492580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87811}}^1$

素因数の和:87836

約数の個数: 48

約数和(自身を含む): 206533824

約数和(自身を除く): 138041244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 87811, 175622, 263433, 351244, 439055, 526866, 878110, 1053732, 1141543, 1317165, 1756220, 2283086, 2634330, 3424629, 4566172, 5268660, 5707715, 6849258, 11415430, 13698516, 17123145, 22830860, 34246290, 68492580]

約数ペア:

[(1, 68492580), (2, 34246290), (3, 22830860), (4, 17123145), (5, 13698516), (6, 11415430), (10, 6849258), (12, 5707715), (13, 5268660), (15, 4566172), (20, 3424629), (26, 2634330), (30, 2283086), (39, 1756220), (52, 1317165), (60, 1141543), (65, 1053732), (78, 878110), (130, 526866), (156, 439055), (195, 351244), (260, 263433), (390, 175622), (780, 87811)]