68212090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 137456640

約数和(自身を除く): 69244550

約数列:

[1, 2, 5, 10, 19, 31, 37, 38, 62, 74, 95, 155, 185, 190, 310, 313, 370, 589, 626, 703, 1147, 1178, 1406, 1565, 2294, 2945, 3130, 3515, 5735, 5890, 5947, 7030, 9703, 11470, 11581, 11894, 19406, 21793, 23162, 29735, 43586, 48515, 57905, 59470, 97030, 108965, 115810, 184357, 217930, 220039, 359011, 368714, 440078, 718022, 921785, 1100195, 1795055, 1843570, 2200390, 3590110, 6821209, 13642418, 34106045, 68212090]

約数ペア:

[(1, 68212090), (2, 34106045), (5, 13642418), (10, 6821209), (19, 3590110), (31, 2200390), (37, 1843570), (38, 1795055), (62, 1100195), (74, 921785), (95, 718022), (155, 440078), (185, 368714), (190, 359011), (310, 220039), (313, 217930), (370, 184357), (589, 115810), (626, 108965), (703, 97030), (1147, 59470), (1178, 57905), (1406, 48515), (1565, 43586), (2294, 29735), (2945, 23162), (3130, 21793), (3515, 19406), (5735, 11894), (5890, 11581), (5947, 11470), (7030, 9703)]