78167120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 192225792

約数和(自身を除く): 114058672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 733, 860, 1240, 1333, 1466, 1720, 2480, 2666, 2932, 3440, 3665, 5332, 5864, 6665, 7330, 10664, 11728, 13330, 14660, 21328, 22723, 26660, 29320, 31519, 45446, 53320, 58640, 63038, 90892, 106640, 113615, 126076, 157595, 181784, 227230, 252152, 315190, 363568, 454460, 504304, 630380, 908920, 977089, 1260760, 1817840, 1954178, 2521520, 3908356, 4885445, 7816712, 9770890, 15633424, 19541780, 39083560, 78167120]

約数ペア:

[(1, 78167120), (2, 39083560), (4, 19541780), (5, 15633424), (8, 9770890), (10, 7816712), (16, 4885445), (20, 3908356), (31, 2521520), (40, 1954178), (43, 1817840), (62, 1260760), (80, 977089), (86, 908920), (124, 630380), (155, 504304), (172, 454460), (215, 363568), (248, 315190), (310, 252152), (344, 227230), (430, 181784), (496, 157595), (620, 126076), (688, 113615), (733, 106640), (860, 90892), (1240, 63038), (1333, 58640), (1466, 53320), (1720, 45446), (2480, 31519), (2666, 29320), (2932, 26660), (3440, 22723), (3665, 21328), (5332, 14660), (5864, 13330), (6665, 11728), (7330, 10664)]