80350760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9257}}^1$

素因数の和:9306

約数の個数: 64

約数和(自身を含む): 213304320

約数和(自身を除く): 132953560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 9257, 18514, 37028, 46285, 64799, 74056, 92570, 129598, 185140, 259196, 286967, 323995, 370280, 518392, 573934, 647990, 1147868, 1295980, 1434835, 2008769, 2295736, 2591960, 2869670, 4017538, 5739340, 8035076, 10043845, 11478680, 16070152, 20087690, 40175380, 80350760]

約数ペア:

[(1, 80350760), (2, 40175380), (4, 20087690), (5, 16070152), (7, 11478680), (8, 10043845), (10, 8035076), (14, 5739340), (20, 4017538), (28, 2869670), (31, 2591960), (35, 2295736), (40, 2008769), (56, 1434835), (62, 1295980), (70, 1147868), (124, 647990), (140, 573934), (155, 518392), (217, 370280), (248, 323995), (280, 286967), (310, 259196), (434, 185140), (620, 129598), (868, 92570), (1085, 74056), (1240, 64799), (1736, 46285), (2170, 37028), (4340, 18514), (8680, 9257)]