54121120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{937}}^1$

素因数の和:990

約数の個数: 72

約数和(自身を含む): 135088884

約数和(自身を除く): 80967764

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 937, 1444, 1520, 1805, 1874, 2888, 3040, 3610, 3748, 4685, 5776, 7220, 7496, 9370, 11552, 14440, 14992, 17803, 18740, 28880, 29984, 35606, 37480, 57760, 71212, 74960, 89015, 142424, 149920, 178030, 284848, 338257, 356060, 569696, 676514, 712120, 1353028, 1424240, 1691285, 2706056, 2848480, 3382570, 5412112, 6765140, 10824224, 13530280, 27060560, 54121120]

約数ペア:

[(1, 54121120), (2, 27060560), (4, 13530280), (5, 10824224), (8, 6765140), (10, 5412112), (16, 3382570), (19, 2848480), (20, 2706056), (32, 1691285), (38, 1424240), (40, 1353028), (76, 712120), (80, 676514), (95, 569696), (152, 356060), (160, 338257), (190, 284848), (304, 178030), (361, 149920), (380, 142424), (608, 89015), (722, 74960), (760, 71212), (937, 57760), (1444, 37480), (1520, 35606), (1805, 29984), (1874, 28880), (2888, 18740), (3040, 17803), (3610, 14992), (3748, 14440), (4685, 11552), (5776, 9370), (7220, 7496)]