78464072

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 157391100

約数和(自身を除く): 78927028

約数列:

[1, 2, 4, 8, 19, 38, 76, 101, 152, 202, 269, 361, 404, 538, 722, 808, 1076, 1444, 1919, 2152, 2888, 3838, 5111, 7676, 10222, 15352, 20444, 27169, 36461, 40888, 54338, 72922, 97109, 108676, 145844, 194218, 217352, 291688, 388436, 516211, 776872, 1032422, 2064844, 4129688, 9808009, 19616018, 39232036, 78464072]

約数ペア:

[(1, 78464072), (2, 39232036), (4, 19616018), (8, 9808009), (19, 4129688), (38, 2064844), (76, 1032422), (101, 776872), (152, 516211), (202, 388436), (269, 291688), (361, 217352), (404, 194218), (538, 145844), (722, 108676), (808, 97109), (1076, 72922), (1444, 54338), (1919, 40888), (2152, 36461), (2888, 27169), (3838, 20444), (5111, 15352), (7676, 10222)]