49923645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 90097920

約数和(自身を除く): 40174275

約数列:

[1, 3, 5, 15, 17, 29, 43, 51, 85, 87, 129, 145, 157, 215, 255, 435, 471, 493, 645, 731, 785, 1247, 1479, 2193, 2355, 2465, 2669, 3655, 3741, 4553, 6235, 6751, 7395, 8007, 10965, 13345, 13659, 18705, 20253, 21199, 22765, 33755, 40035, 63597, 68295, 77401, 101265, 105995, 114767, 195779, 232203, 317985, 344301, 387005, 573835, 587337, 978895, 1161015, 1721505, 2936685, 3328243, 9984729, 16641215, 49923645]

約数ペア:

[(1, 49923645), (3, 16641215), (5, 9984729), (15, 3328243), (17, 2936685), (29, 1721505), (43, 1161015), (51, 978895), (85, 587337), (87, 573835), (129, 387005), (145, 344301), (157, 317985), (215, 232203), (255, 195779), (435, 114767), (471, 105995), (493, 101265), (645, 77401), (731, 68295), (785, 63597), (1247, 40035), (1479, 33755), (2193, 22765), (2355, 21199), (2465, 20253), (2669, 18705), (3655, 13659), (3741, 13345), (4553, 10965), (6235, 8007), (6751, 7395)]