33377980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 72182880

約数和(自身を除く): 38804900

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 251, 305, 436, 502, 545, 610, 1004, 1090, 1220, 1255, 2180, 2510, 5020, 6649, 13298, 15311, 26596, 27359, 30622, 33245, 54718, 61244, 66490, 76555, 109436, 132980, 136795, 153110, 273590, 306220, 547180, 1668899, 3337798, 6675596, 8344495, 16688990, 33377980]

約数ペア:

[(1, 33377980), (2, 16688990), (4, 8344495), (5, 6675596), (10, 3337798), (20, 1668899), (61, 547180), (109, 306220), (122, 273590), (218, 153110), (244, 136795), (251, 132980), (305, 109436), (436, 76555), (502, 66490), (545, 61244), (610, 54718), (1004, 33245), (1090, 30622), (1220, 27359), (1255, 26596), (2180, 15311), (2510, 13298), (5020, 6649)]