26828611990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{5323}}^1$

素因数の和:6037

約数の個数: 64

約数和(自身を含む): 52163274240

約数和(自身を除く): 25334662250

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 647, 779, 1294, 1558, 3235, 3895, 5323, 6470, 7790, 10646, 12293, 24586, 26527, 26615, 53054, 53230, 61465, 101137, 122930, 132635, 202274, 218243, 265270, 436486, 504013, 505685, 1008026, 1011370, 1091215, 2182430, 2520065, 3443981, 4146617, 5040130, 6887962, 8293234, 17219905, 20733085, 34439810, 41466170, 65435639, 130871278, 141203221, 282406442, 327178195, 654356390, 706016105, 1412032210, 2682861199, 5365722398, 13414305995, 26828611990]

約数ペア:

[(1, 26828611990), (2, 13414305995), (5, 5365722398), (10, 2682861199), (19, 1412032210), (38, 706016105), (41, 654356390), (82, 327178195), (95, 282406442), (190, 141203221), (205, 130871278), (410, 65435639), (647, 41466170), (779, 34439810), (1294, 20733085), (1558, 17219905), (3235, 8293234), (3895, 6887962), (5323, 5040130), (6470, 4146617), (7790, 3443981), (10646, 2520065), (12293, 2182430), (24586, 1091215), (26527, 1011370), (26615, 1008026), (53054, 505685), (53230, 504013), (61465, 436486), (101137, 265270), (122930, 218243), (132635, 202274)]