12874032005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{15299}}^1$

素因数の和:15485

約数の個数: 32

約数和(自身を含む): 16391808000

約数和(自身を除く): 3517775995

約数列:

[1, 5, 31, 61, 89, 155, 305, 445, 1891, 2759, 5429, 9455, 13795, 15299, 27145, 76495, 168299, 474269, 841495, 933239, 1361611, 2371345, 4666195, 6808055, 28930409, 42209941, 83058271, 144652045, 211049705, 415291355, 2574806401, 12874032005]

約数ペア:

[(1, 12874032005), (5, 2574806401), (31, 415291355), (61, 211049705), (89, 144652045), (155, 83058271), (305, 42209941), (445, 28930409), (1891, 6808055), (2759, 4666195), (5429, 2371345), (9455, 1361611), (13795, 933239), (15299, 841495), (27145, 474269), (76495, 168299)]