54889160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33469}}^1$

素因数の和:33521

約数の個数: 32

約数和(自身を含む): 126516600

約数和(自身を除く): 71627440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 33469, 66938, 133876, 167345, 267752, 334690, 669380, 1338760, 1372229, 2744458, 5488916, 6861145, 10977832, 13722290, 27444580, 54889160]

約数ペア:

[(1, 54889160), (2, 27444580), (4, 13722290), (5, 10977832), (8, 6861145), (10, 5488916), (20, 2744458), (40, 1372229), (41, 1338760), (82, 669380), (164, 334690), (205, 267752), (328, 167345), (410, 133876), (820, 66938), (1640, 33469)]