68305456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13217}}^1$

素因数の和:13261

約数の個数: 40

約数和(自身を含む): 147512880

約数和(自身を除く): 79207424

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 13217, 26434, 52868, 105736, 211472, 224689, 251123, 449378, 502246, 898756, 1004492, 1797512, 2008984, 3595024, 4017968, 4269091, 8538182, 17076364, 34152728, 68305456]

約数ペア:

[(1, 68305456), (2, 34152728), (4, 17076364), (8, 8538182), (16, 4269091), (17, 4017968), (19, 3595024), (34, 2008984), (38, 1797512), (68, 1004492), (76, 898756), (136, 502246), (152, 449378), (272, 251123), (304, 224689), (323, 211472), (646, 105736), (1292, 52868), (2584, 26434), (5168, 13217)]