129218210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 261740160

約数和(自身を除く): 132521950

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 89, 110, 134, 178, 197, 335, 394, 445, 670, 737, 890, 979, 985, 1474, 1958, 1970, 2167, 3685, 4334, 4895, 5963, 7370, 9790, 10835, 11926, 13199, 17533, 21670, 26398, 29815, 35066, 59630, 65593, 65995, 87665, 131186, 131990, 145189, 175330, 192863, 290378, 327965, 385726, 655930, 725945, 964315, 1174711, 1451890, 1928630, 2349422, 5873555, 11747110, 12921821, 25843642, 64609105, 129218210]

約数ペア:

[(1, 129218210), (2, 64609105), (5, 25843642), (10, 12921821), (11, 11747110), (22, 5873555), (55, 2349422), (67, 1928630), (89, 1451890), (110, 1174711), (134, 964315), (178, 725945), (197, 655930), (335, 385726), (394, 327965), (445, 290378), (670, 192863), (737, 175330), (890, 145189), (979, 131990), (985, 131186), (1474, 87665), (1958, 65995), (1970, 65593), (2167, 59630), (3685, 35066), (4334, 29815), (4895, 26398), (5963, 21670), (7370, 17533), (9790, 13199), (10835, 11926)]