78861650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1621}}^1$

素因数の和:1779

約数の個数: 48

約数和(自身を含む): 168947520

約数和(自身を除く): 90085870

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 139, 175, 278, 350, 695, 973, 1390, 1621, 1946, 3242, 3475, 4865, 6950, 8105, 9730, 11347, 16210, 22694, 24325, 40525, 48650, 56735, 81050, 113470, 225319, 283675, 450638, 567350, 1126595, 1577233, 2253190, 3154466, 5632975, 7886165, 11265950, 15772330, 39430825, 78861650]

約数ペア:

[(1, 78861650), (2, 39430825), (5, 15772330), (7, 11265950), (10, 7886165), (14, 5632975), (25, 3154466), (35, 2253190), (50, 1577233), (70, 1126595), (139, 567350), (175, 450638), (278, 283675), (350, 225319), (695, 113470), (973, 81050), (1390, 56735), (1621, 48650), (1946, 40525), (3242, 24325), (3475, 22694), (4865, 16210), (6950, 11347), (8105, 9730)]