133631660

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1019}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 287884800

約数和(自身を除く): 154253140

約数列:

[1, 2, 4, 5, 10, 20, 79, 83, 158, 166, 316, 332, 395, 415, 790, 830, 1019, 1580, 1660, 2038, 4076, 5095, 6557, 10190, 13114, 20380, 26228, 32785, 65570, 80501, 84577, 131140, 161002, 169154, 322004, 338308, 402505, 422885, 805010, 845770, 1610020, 1691540, 6681583, 13363166, 26726332, 33407915, 66815830, 133631660]

約数ペア:

[(1, 133631660), (2, 66815830), (4, 33407915), (5, 26726332), (10, 13363166), (20, 6681583), (79, 1691540), (83, 1610020), (158, 845770), (166, 805010), (316, 422885), (332, 402505), (395, 338308), (415, 322004), (790, 169154), (830, 161002), (1019, 131140), (1580, 84577), (1660, 80501), (2038, 65570), (4076, 32785), (5095, 26228), (6557, 20380), (10190, 13114)]