165403208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{17839}}^1$

素因数の和:17925

約数の個数: 32

約数和(自身を含む): 331824000

約数和(自身を除く): 166420792

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 17839, 35678, 71356, 142712, 338941, 677882, 1088179, 1355764, 2176358, 2711528, 4352716, 8705432, 20675401, 41350802, 82701604, 165403208]

約数ペア:

[(1, 165403208), (2, 82701604), (4, 41350802), (8, 20675401), (19, 8705432), (38, 4352716), (61, 2711528), (76, 2176358), (122, 1355764), (152, 1088179), (244, 677882), (488, 338941), (1159, 142712), (2318, 71356), (4636, 35678), (9272, 17839)]