78304820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7573}}^1$

素因数の和:7640

約数の個数: 48

約数和(自身を含む): 183230208

約数和(自身を除く): 104925388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 7573, 10340, 15146, 30292, 37865, 75730, 83303, 151460, 166606, 333212, 355931, 416515, 711862, 833030, 1423724, 1666060, 1779655, 3559310, 3915241, 7118620, 7830482, 15660964, 19576205, 39152410, 78304820]

約数ペア:

[(1, 78304820), (2, 39152410), (4, 19576205), (5, 15660964), (10, 7830482), (11, 7118620), (20, 3915241), (22, 3559310), (44, 1779655), (47, 1666060), (55, 1423724), (94, 833030), (110, 711862), (188, 416515), (220, 355931), (235, 333212), (470, 166606), (517, 151460), (940, 83303), (1034, 75730), (2068, 37865), (2585, 30292), (5170, 15146), (7573, 10340)]