68178916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 136447360

約数和(自身を除く): 68268444

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 151, 247, 302, 457, 494, 604, 914, 988, 1828, 1963, 2869, 3926, 5738, 5941, 7852, 8683, 11476, 11882, 17366, 23764, 34732, 37297, 69007, 74594, 112879, 138014, 149188, 225758, 276028, 451516, 897091, 1311133, 1794182, 2622266, 3588364, 5244532, 17044729, 34089458, 68178916]

約数ペア:

[(1, 68178916), (2, 34089458), (4, 17044729), (13, 5244532), (19, 3588364), (26, 2622266), (38, 1794182), (52, 1311133), (76, 897091), (151, 451516), (247, 276028), (302, 225758), (457, 149188), (494, 138014), (604, 112879), (914, 74594), (988, 69007), (1828, 37297), (1963, 34732), (2869, 23764), (3926, 17366), (5738, 11882), (5941, 11476), (7852, 8683)]