71508788960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9121019}}^1$

素因数の和:9121048

約数の個数: 72

約数和(自身を含む): 196521496920

約数和(自身を除く): 125012707960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9121019, 18242038, 36484076, 45605095, 63847133, 72968152, 91210190, 127694266, 145936304, 182420380, 255388532, 291872608, 319235665, 364840760, 446929931, 510777064, 638471330, 729681520, 893859862, 1021554128, 1276942660, 1459363040, 1787719724, 2043108256, 2234649655, 2553885320, 3575439448, 4469299310, 5107770640, 7150878896, 8938598620, 10215541280, 14301757792, 17877197240, 35754394480, 71508788960]

約数ペア:

[(1, 71508788960), (2, 35754394480), (4, 17877197240), (5, 14301757792), (7, 10215541280), (8, 8938598620), (10, 7150878896), (14, 5107770640), (16, 4469299310), (20, 3575439448), (28, 2553885320), (32, 2234649655), (35, 2043108256), (40, 1787719724), (49, 1459363040), (56, 1276942660), (70, 1021554128), (80, 893859862), (98, 729681520), (112, 638471330), (140, 510777064), (160, 446929931), (196, 364840760), (224, 319235665), (245, 291872608), (280, 255388532), (392, 182420380), (490, 145936304), (560, 127694266), (784, 91210190), (980, 72968152), (1120, 63847133), (1568, 45605095), (1960, 36484076), (3920, 18242038), (7840, 9121019)]