71802260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2879}}^1$

素因数の和:2960

約数の個数: 48

約数和(自身を含む): 159667200

約数和(自身を除く): 87864940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 2879, 4988, 5758, 6235, 11516, 12470, 14395, 24940, 28790, 57580, 83491, 123797, 166982, 247594, 333964, 417455, 495188, 618985, 834910, 1237970, 1669820, 2475940, 3590113, 7180226, 14360452, 17950565, 35901130, 71802260]

約数ペア:

[(1, 71802260), (2, 35901130), (4, 17950565), (5, 14360452), (10, 7180226), (20, 3590113), (29, 2475940), (43, 1669820), (58, 1237970), (86, 834910), (116, 618985), (145, 495188), (172, 417455), (215, 333964), (290, 247594), (430, 166982), (580, 123797), (860, 83491), (1247, 57580), (2494, 28790), (2879, 24940), (4988, 14395), (5758, 12470), (6235, 11516)]