54316840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 125951760

約数和(自身を除く): 71634920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 113, 122, 197, 226, 244, 305, 394, 452, 488, 565, 610, 788, 904, 985, 1130, 1220, 1576, 1970, 2260, 2440, 3940, 4520, 6893, 7880, 12017, 13786, 22261, 24034, 27572, 34465, 44522, 48068, 55144, 60085, 68930, 89044, 96136, 111305, 120170, 137860, 178088, 222610, 240340, 275720, 445220, 480680, 890440, 1357921, 2715842, 5431684, 6789605, 10863368, 13579210, 27158420, 54316840]

約数ペア:

[(1, 54316840), (2, 27158420), (4, 13579210), (5, 10863368), (8, 6789605), (10, 5431684), (20, 2715842), (40, 1357921), (61, 890440), (113, 480680), (122, 445220), (197, 275720), (226, 240340), (244, 222610), (305, 178088), (394, 137860), (452, 120170), (488, 111305), (565, 96136), (610, 89044), (788, 68930), (904, 60085), (985, 55144), (1130, 48068), (1220, 44522), (1576, 34465), (1970, 27572), (2260, 24034), (2440, 22261), (3940, 13786), (4520, 12017), (6893, 7880)]