51548220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3923}}^1$

素因数の和:4011

約数の個数: 72

約数和(自身を含む): 158545296

約数和(自身を除く): 106997076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 3923, 4380, 6570, 7846, 11769, 13140, 15692, 19615, 23538, 35307, 39230, 47076, 58845, 70614, 78460, 117690, 141228, 176535, 235380, 286379, 353070, 572758, 706140, 859137, 1145516, 1431895, 1718274, 2577411, 2863790, 3436548, 4295685, 5154822, 5727580, 8591370, 10309644, 12887055, 17182740, 25774110, 51548220]

約数ペア:

[(1, 51548220), (2, 25774110), (3, 17182740), (4, 12887055), (5, 10309644), (6, 8591370), (9, 5727580), (10, 5154822), (12, 4295685), (15, 3436548), (18, 2863790), (20, 2577411), (30, 1718274), (36, 1431895), (45, 1145516), (60, 859137), (73, 706140), (90, 572758), (146, 353070), (180, 286379), (219, 235380), (292, 176535), (365, 141228), (438, 117690), (657, 78460), (730, 70614), (876, 58845), (1095, 47076), (1314, 39230), (1460, 35307), (2190, 23538), (2628, 19615), (3285, 15692), (3923, 13140), (4380, 11769), (6570, 7846)]