68405470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 144419760

約数和(自身を除く): 76014290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 490, 685, 959, 1019, 1370, 1918, 2038, 4795, 5095, 6713, 7133, 9590, 10190, 13426, 14266, 33565, 35665, 49931, 67130, 71330, 99862, 139603, 249655, 279206, 499310, 698015, 977221, 1396030, 1954442, 4886105, 6840547, 9772210, 13681094, 34202735, 68405470]

約数ペア:

[(1, 68405470), (2, 34202735), (5, 13681094), (7, 9772210), (10, 6840547), (14, 4886105), (35, 1954442), (49, 1396030), (70, 977221), (98, 698015), (137, 499310), (245, 279206), (274, 249655), (490, 139603), (685, 99862), (959, 71330), (1019, 67130), (1370, 49931), (1918, 35665), (2038, 33565), (4795, 14266), (5095, 13426), (6713, 10190), (7133, 9590)]