38176905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 70076160

約数和(自身を除く): 31899255

約数列:

[1, 3, 5, 13, 15, 29, 39, 43, 65, 87, 129, 145, 157, 195, 215, 377, 435, 471, 559, 645, 785, 1131, 1247, 1677, 1885, 2041, 2355, 2795, 3741, 4553, 5655, 6123, 6235, 6751, 8385, 10205, 13659, 16211, 18705, 20253, 22765, 30615, 33755, 48633, 59189, 68295, 81055, 87763, 101265, 177567, 195779, 243165, 263289, 295945, 438815, 587337, 887835, 978895, 1316445, 2545127, 2936685, 7635381, 12725635, 38176905]

約数ペア:

[(1, 38176905), (3, 12725635), (5, 7635381), (13, 2936685), (15, 2545127), (29, 1316445), (39, 978895), (43, 887835), (65, 587337), (87, 438815), (129, 295945), (145, 263289), (157, 243165), (195, 195779), (215, 177567), (377, 101265), (435, 87763), (471, 81055), (559, 68295), (645, 59189), (785, 48633), (1131, 33755), (1247, 30615), (1677, 22765), (1885, 20253), (2041, 18705), (2355, 16211), (2795, 13659), (3741, 10205), (4553, 8385), (5655, 6751), (6123, 6235)]