67690220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1873}}^1$

素因数の和:2034

約数の個数: 48

約数和(自身を含む): 154267680

約数和(自身を除く): 86577460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 1873, 2780, 3614, 3746, 7228, 7492, 9035, 9365, 18070, 18730, 24349, 36140, 37460, 48698, 97396, 121745, 243490, 260347, 486980, 520694, 1041388, 1301735, 2603470, 3384511, 5206940, 6769022, 13538044, 16922555, 33845110, 67690220]

約数ペア:

[(1, 67690220), (2, 33845110), (4, 16922555), (5, 13538044), (10, 6769022), (13, 5206940), (20, 3384511), (26, 2603470), (52, 1301735), (65, 1041388), (130, 520694), (139, 486980), (260, 260347), (278, 243490), (556, 121745), (695, 97396), (1390, 48698), (1807, 37460), (1873, 36140), (2780, 24349), (3614, 18730), (3746, 18070), (7228, 9365), (7492, 9035)]