77439890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 159563520

約数和(自身を除く): 82123630

約数列:

[1, 2, 5, 10, 11, 22, 37, 53, 55, 74, 106, 110, 185, 265, 359, 370, 407, 530, 583, 718, 814, 1166, 1795, 1961, 2035, 2915, 3590, 3922, 3949, 4070, 5830, 7898, 9805, 13283, 19027, 19610, 19745, 21571, 26566, 38054, 39490, 43142, 66415, 95135, 107855, 132830, 146113, 190270, 209297, 215710, 292226, 418594, 703999, 730565, 1046485, 1407998, 1461130, 2092970, 3519995, 7039990, 7743989, 15487978, 38719945, 77439890]

約数ペア:

[(1, 77439890), (2, 38719945), (5, 15487978), (10, 7743989), (11, 7039990), (22, 3519995), (37, 2092970), (53, 1461130), (55, 1407998), (74, 1046485), (106, 730565), (110, 703999), (185, 418594), (265, 292226), (359, 215710), (370, 209297), (407, 190270), (530, 146113), (583, 132830), (718, 107855), (814, 95135), (1166, 66415), (1795, 43142), (1961, 39490), (2035, 38054), (2915, 26566), (3590, 21571), (3922, 19745), (3949, 19610), (4070, 19027), (5830, 13283), (7898, 9805)]