91750540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 225629712

約数和(自身を除く): 133879172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 251, 373, 490, 502, 746, 980, 1004, 1255, 1492, 1757, 1865, 2510, 2611, 3514, 3730, 5020, 5222, 7028, 7460, 8785, 10444, 12299, 13055, 17570, 18277, 24598, 26110, 35140, 36554, 49196, 52220, 61495, 73108, 91385, 93623, 122990, 182770, 187246, 245980, 365540, 374492, 468115, 655361, 936230, 1310722, 1872460, 2621444, 3276805, 4587527, 6553610, 9175054, 13107220, 18350108, 22937635, 45875270, 91750540]

約数ペア:

[(1, 91750540), (2, 45875270), (4, 22937635), (5, 18350108), (7, 13107220), (10, 9175054), (14, 6553610), (20, 4587527), (28, 3276805), (35, 2621444), (49, 1872460), (70, 1310722), (98, 936230), (140, 655361), (196, 468115), (245, 374492), (251, 365540), (373, 245980), (490, 187246), (502, 182770), (746, 122990), (980, 93623), (1004, 91385), (1255, 73108), (1492, 61495), (1757, 52220), (1865, 49196), (2510, 36554), (2611, 35140), (3514, 26110), (3730, 24598), (5020, 18277), (5222, 17570), (7028, 13055), (7460, 12299), (8785, 10444)]