872710700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1403

約数の個数: 72

約数和(自身を含む): 1941063264

約数和(自身を除く): 1068352564

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 101, 142, 202, 284, 355, 404, 505, 710, 1010, 1217, 1420, 1775, 2020, 2434, 2525, 3550, 4868, 5050, 6085, 7100, 7171, 10100, 12170, 14342, 24340, 28684, 30425, 35855, 60850, 71710, 86407, 121700, 122917, 143420, 172814, 179275, 245834, 345628, 358550, 432035, 491668, 614585, 717100, 864070, 1229170, 1728140, 2160175, 2458340, 3072925, 4320350, 6145850, 8640700, 8727107, 12291700, 17454214, 34908428, 43635535, 87271070, 174542140, 218177675, 436355350, 872710700]

約数ペア:

[(1, 872710700), (2, 436355350), (4, 218177675), (5, 174542140), (10, 87271070), (20, 43635535), (25, 34908428), (50, 17454214), (71, 12291700), (100, 8727107), (101, 8640700), (142, 6145850), (202, 4320350), (284, 3072925), (355, 2458340), (404, 2160175), (505, 1728140), (710, 1229170), (1010, 864070), (1217, 717100), (1420, 614585), (1775, 491668), (2020, 432035), (2434, 358550), (2525, 345628), (3550, 245834), (4868, 179275), (5050, 172814), (6085, 143420), (7100, 122917), (7171, 121700), (10100, 86407), (12170, 71710), (14342, 60850), (24340, 35855), (28684, 30425)]