6765449720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{8011}}^1$

素因数の和:8556

約数の個数: 64

約数和(自身を含む): 15609939840

約数和(自身を除く): 8844490120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 491, 860, 982, 1720, 1964, 2455, 3928, 4910, 8011, 9820, 16022, 19640, 21113, 32044, 40055, 42226, 64088, 80110, 84452, 105565, 160220, 168904, 211130, 320440, 344473, 422260, 688946, 844520, 1377892, 1722365, 2755784, 3444730, 3933401, 6889460, 7866802, 13778920, 15733604, 19667005, 31467208, 39334010, 78668020, 157336040, 169136243, 338272486, 676544972, 845681215, 1353089944, 1691362430, 3382724860, 6765449720]

約数ペア:

[(1, 6765449720), (2, 3382724860), (4, 1691362430), (5, 1353089944), (8, 845681215), (10, 676544972), (20, 338272486), (40, 169136243), (43, 157336040), (86, 78668020), (172, 39334010), (215, 31467208), (344, 19667005), (430, 15733604), (491, 13778920), (860, 7866802), (982, 6889460), (1720, 3933401), (1964, 3444730), (2455, 2755784), (3928, 1722365), (4910, 1377892), (8011, 844520), (9820, 688946), (16022, 422260), (19640, 344473), (21113, 320440), (32044, 211130), (40055, 168904), (42226, 160220), (64088, 105565), (80110, 84452)]