65948240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1084

約数の個数: 80

約数和(自身を含む): 165316800

約数和(自身を除く): 99368560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1009, 1520, 1634, 1720, 2018, 3268, 3440, 4036, 4085, 5045, 6536, 8072, 8170, 10090, 13072, 16144, 16340, 19171, 20180, 32680, 38342, 40360, 43387, 65360, 76684, 80720, 86774, 95855, 153368, 173548, 191710, 216935, 306736, 347096, 383420, 433870, 694192, 766840, 824353, 867740, 1533680, 1648706, 1735480, 3297412, 3470960, 4121765, 6594824, 8243530, 13189648, 16487060, 32974120, 65948240]

約数ペア:

[(1, 65948240), (2, 32974120), (4, 16487060), (5, 13189648), (8, 8243530), (10, 6594824), (16, 4121765), (19, 3470960), (20, 3297412), (38, 1735480), (40, 1648706), (43, 1533680), (76, 867740), (80, 824353), (86, 766840), (95, 694192), (152, 433870), (172, 383420), (190, 347096), (215, 306736), (304, 216935), (344, 191710), (380, 173548), (430, 153368), (688, 95855), (760, 86774), (817, 80720), (860, 76684), (1009, 65360), (1520, 43387), (1634, 40360), (1720, 38342), (2018, 32680), (3268, 20180), (3440, 19171), (4036, 16340), (4085, 16144), (5045, 13072), (6536, 10090), (8072, 8170)]