68357080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{461}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 168648480

約数和(自身を除く): 100291400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 337, 440, 461, 674, 922, 1348, 1685, 1844, 2305, 2696, 3370, 3688, 3707, 4610, 5071, 6740, 7414, 9220, 10142, 13480, 14828, 18440, 18535, 20284, 25355, 29656, 37070, 40568, 50710, 74140, 101420, 148280, 155357, 202840, 310714, 621428, 776785, 1242856, 1553570, 1708927, 3107140, 3417854, 6214280, 6835708, 8544635, 13671416, 17089270, 34178540, 68357080]

約数ペア:

[(1, 68357080), (2, 34178540), (4, 17089270), (5, 13671416), (8, 8544635), (10, 6835708), (11, 6214280), (20, 3417854), (22, 3107140), (40, 1708927), (44, 1553570), (55, 1242856), (88, 776785), (110, 621428), (220, 310714), (337, 202840), (440, 155357), (461, 148280), (674, 101420), (922, 74140), (1348, 50710), (1685, 40568), (1844, 37070), (2305, 29656), (2696, 25355), (3370, 20284), (3688, 18535), (3707, 18440), (4610, 14828), (5071, 13480), (6740, 10142), (7414, 9220)]