67868990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 146880000

約数和(自身を除く): 79011010

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 67, 70, 134, 145, 203, 290, 335, 406, 469, 499, 670, 938, 998, 1015, 1943, 2030, 2345, 2495, 3493, 3886, 4690, 4990, 6986, 9715, 13601, 14471, 17465, 19430, 27202, 28942, 33433, 34930, 66866, 68005, 72355, 101297, 136010, 144710, 167165, 202594, 234031, 334330, 468062, 506485, 969557, 1012970, 1170155, 1939114, 2340310, 4847785, 6786899, 9695570, 13573798, 33934495, 67868990]

約数ペア:

[(1, 67868990), (2, 33934495), (5, 13573798), (7, 9695570), (10, 6786899), (14, 4847785), (29, 2340310), (35, 1939114), (58, 1170155), (67, 1012970), (70, 969557), (134, 506485), (145, 468062), (203, 334330), (290, 234031), (335, 202594), (406, 167165), (469, 144710), (499, 136010), (670, 101297), (938, 72355), (998, 68005), (1015, 66866), (1943, 34930), (2030, 33433), (2345, 28942), (2495, 27202), (3493, 19430), (3886, 17465), (4690, 14471), (4990, 13601), (6986, 9715)]