68123965

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 104167728

約数和(自身を除く): 36043763

約数列:

[1, 5, 7, 13, 35, 49, 65, 73, 91, 245, 293, 365, 455, 511, 637, 949, 1465, 2051, 2555, 3185, 3577, 3809, 4745, 6643, 10255, 14357, 17885, 19045, 21389, 26663, 33215, 46501, 71785, 106945, 133315, 149723, 186641, 232505, 278057, 748615, 933205, 1048061, 1390285, 1946399, 5240305, 9731995, 13624793, 68123965]

約数ペア:

[(1, 68123965), (5, 13624793), (7, 9731995), (13, 5240305), (35, 1946399), (49, 1390285), (65, 1048061), (73, 933205), (91, 748615), (245, 278057), (293, 232505), (365, 186641), (455, 149723), (511, 133315), (637, 106945), (949, 71785), (1465, 46501), (2051, 33215), (2555, 26663), (3185, 21389), (3577, 19045), (3809, 17885), (4745, 14357), (6643, 10255)]