68487172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 137388160

約数和(自身を除く): 68900988

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 103, 206, 247, 412, 494, 673, 988, 1339, 1346, 1957, 2678, 2692, 3914, 5356, 7828, 8749, 12787, 17498, 25441, 25574, 34996, 50882, 51148, 69319, 101764, 138638, 166231, 277276, 332462, 664924, 901147, 1317061, 1802294, 2634122, 3604588, 5268244, 17121793, 34243586, 68487172]

約数ペア:

[(1, 68487172), (2, 34243586), (4, 17121793), (13, 5268244), (19, 3604588), (26, 2634122), (38, 1802294), (52, 1317061), (76, 901147), (103, 664924), (206, 332462), (247, 277276), (412, 166231), (494, 138638), (673, 101764), (988, 69319), (1339, 51148), (1346, 50882), (1957, 34996), (2678, 25574), (2692, 25441), (3914, 17498), (5356, 12787), (7828, 8749)]