68767490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1559}}^1$

素因数の和:1978

約数の個数: 32

約数和(自身を含む): 135457920

約数和(自身を除く): 66690430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 401, 802, 1559, 2005, 3118, 4010, 4411, 7795, 8822, 15590, 17149, 22055, 34298, 44110, 85745, 171490, 625159, 1250318, 3125795, 6251590, 6876749, 13753498, 34383745, 68767490]

約数ペア:

[(1, 68767490), (2, 34383745), (5, 13753498), (10, 6876749), (11, 6251590), (22, 3125795), (55, 1250318), (110, 625159), (401, 171490), (802, 85745), (1559, 44110), (2005, 34298), (3118, 22055), (4010, 17149), (4411, 15590), (7795, 8822)]