38132680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 52068920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 463, 568, 580, 710, 926, 1160, 1420, 1852, 2059, 2315, 2840, 3704, 4118, 4630, 8236, 9260, 10295, 13427, 16472, 18520, 20590, 26854, 32873, 41180, 53708, 65746, 67135, 82360, 107416, 131492, 134270, 164365, 262984, 268540, 328730, 537080, 657460, 953317, 1314920, 1906634, 3813268, 4766585, 7626536, 9533170, 19066340, 38132680]

約数ペア:

[(1, 38132680), (2, 19066340), (4, 9533170), (5, 7626536), (8, 4766585), (10, 3813268), (20, 1906634), (29, 1314920), (40, 953317), (58, 657460), (71, 537080), (116, 328730), (142, 268540), (145, 262984), (232, 164365), (284, 134270), (290, 131492), (355, 107416), (463, 82360), (568, 67135), (580, 65746), (710, 53708), (926, 41180), (1160, 32873), (1420, 26854), (1852, 20590), (2059, 18520), (2315, 16472), (2840, 13427), (3704, 10295), (4118, 9260), (4630, 8236)]