63697420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 137491200

約数和(自身を除く): 73793780

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 436, 479, 545, 610, 958, 1090, 1220, 1916, 2180, 2395, 4790, 6649, 9580, 13298, 26596, 29219, 33245, 52211, 58438, 66490, 104422, 116876, 132980, 146095, 208844, 261055, 292190, 522110, 584380, 1044220, 3184871, 6369742, 12739484, 15924355, 31848710, 63697420]

約数ペア:

[(1, 63697420), (2, 31848710), (4, 15924355), (5, 12739484), (10, 6369742), (20, 3184871), (61, 1044220), (109, 584380), (122, 522110), (218, 292190), (244, 261055), (305, 208844), (436, 146095), (479, 132980), (545, 116876), (610, 104422), (958, 66490), (1090, 58438), (1220, 52211), (1916, 33245), (2180, 29219), (2395, 26596), (4790, 13298), (6649, 9580)]