129355984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{673}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 257999112

約数和(自身を除く): 128643128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 293, 328, 586, 656, 673, 1172, 1346, 2344, 2692, 4688, 5384, 10768, 12013, 24026, 27593, 48052, 55186, 96104, 110372, 192208, 197189, 220744, 394378, 441488, 788756, 1577512, 3155024, 8084749, 16169498, 32338996, 64677992, 129355984]

約数ペア:

[(1, 129355984), (2, 64677992), (4, 32338996), (8, 16169498), (16, 8084749), (41, 3155024), (82, 1577512), (164, 788756), (293, 441488), (328, 394378), (586, 220744), (656, 197189), (673, 192208), (1172, 110372), (1346, 96104), (2344, 55186), (2692, 48052), (4688, 27593), (5384, 24026), (10768, 12013)]