68789930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20173}}^1$

素因数の和:20222

約数の個数: 32

約数和(自身を含む): 139442688

約数和(自身を除く): 70652758

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 20173, 40346, 100865, 201730, 221903, 443806, 625363, 1109515, 1250726, 2219030, 3126815, 6253630, 6878993, 13757986, 34394965, 68789930]

約数ペア:

[(1, 68789930), (2, 34394965), (5, 13757986), (10, 6878993), (11, 6253630), (22, 3126815), (31, 2219030), (55, 1250726), (62, 1109515), (110, 625363), (155, 443806), (310, 221903), (341, 201730), (682, 100865), (1705, 40346), (3410, 20173)]