627999760

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 1487333376

約数和(自身を除く): 859333616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 127, 226, 254, 452, 508, 547, 565, 635, 904, 1016, 1094, 1130, 1270, 1808, 2032, 2188, 2260, 2540, 2735, 4376, 4520, 5080, 5470, 8752, 9040, 10160, 10940, 14351, 21880, 28702, 43760, 57404, 61811, 69469, 71755, 114808, 123622, 138938, 143510, 229616, 247244, 277876, 287020, 309055, 347345, 494488, 555752, 574040, 618110, 694690, 988976, 1111504, 1148080, 1236220, 1389380, 2472440, 2778760, 4944880, 5557520, 7849997, 15699994, 31399988, 39249985, 62799976, 78499970, 125599952, 156999940, 313999880, 627999760]

約数ペア:

[(1, 627999760), (2, 313999880), (4, 156999940), (5, 125599952), (8, 78499970), (10, 62799976), (16, 39249985), (20, 31399988), (40, 15699994), (80, 7849997), (113, 5557520), (127, 4944880), (226, 2778760), (254, 2472440), (452, 1389380), (508, 1236220), (547, 1148080), (565, 1111504), (635, 988976), (904, 694690), (1016, 618110), (1094, 574040), (1130, 555752), (1270, 494488), (1808, 347345), (2032, 309055), (2188, 287020), (2260, 277876), (2540, 247244), (2735, 229616), (4376, 143510), (4520, 138938), (5080, 123622), (5470, 114808), (8752, 71755), (9040, 69469), (10160, 61811), (10940, 57404), (14351, 43760), (21880, 28702)]