4949945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 8515584

約数和(自身を除く): 3565639

約数列:

[1, 5, 7, 11, 13, 23, 35, 43, 55, 65, 77, 91, 115, 143, 161, 215, 253, 299, 301, 385, 455, 473, 559, 715, 805, 989, 1001, 1265, 1495, 1505, 1771, 2093, 2365, 2795, 3289, 3311, 3913, 4945, 5005, 6149, 6923, 8855, 10465, 10879, 12857, 16445, 16555, 19565, 23023, 30745, 34615, 43043, 54395, 64285, 76153, 89999, 115115, 141427, 215215, 380765, 449995, 707135, 989989, 4949945]

約数ペア:

[(1, 4949945), (5, 989989), (7, 707135), (11, 449995), (13, 380765), (23, 215215), (35, 141427), (43, 115115), (55, 89999), (65, 76153), (77, 64285), (91, 54395), (115, 43043), (143, 34615), (161, 30745), (215, 23023), (253, 19565), (299, 16555), (301, 16445), (385, 12857), (455, 10879), (473, 10465), (559, 8855), (715, 6923), (805, 6149), (989, 5005), (1001, 4945), (1265, 3913), (1495, 3311), (1505, 3289), (1771, 2795), (2093, 2365)]