78328360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2657}}^1$

素因数の和:2746

約数の個数: 64

約数和(自身を含む): 195203520

約数和(自身を除く): 116875160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2657, 2680, 2948, 3685, 5314, 5896, 7370, 10628, 13285, 14740, 21256, 26570, 29227, 29480, 53140, 58454, 106280, 116908, 146135, 178019, 233816, 292270, 356038, 584540, 712076, 890095, 1169080, 1424152, 1780190, 1958209, 3560380, 3916418, 7120760, 7832836, 9791045, 15665672, 19582090, 39164180, 78328360]

約数ペア:

[(1, 78328360), (2, 39164180), (4, 19582090), (5, 15665672), (8, 9791045), (10, 7832836), (11, 7120760), (20, 3916418), (22, 3560380), (40, 1958209), (44, 1780190), (55, 1424152), (67, 1169080), (88, 890095), (110, 712076), (134, 584540), (220, 356038), (268, 292270), (335, 233816), (440, 178019), (536, 146135), (670, 116908), (737, 106280), (1340, 58454), (1474, 53140), (2657, 29480), (2680, 29227), (2948, 26570), (3685, 21256), (5314, 14740), (5896, 13285), (7370, 10628)]