161738390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1051}}^1\times {\mathrm{1399}}^1$

素因数の和:2468

約数の個数: 32

約数和(自身を含む): 318124800

約数和(自身を除く): 156386410

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1051, 1399, 2102, 2798, 5255, 6995, 10510, 11561, 13990, 15389, 23122, 30778, 57805, 76945, 115610, 153890, 1470349, 2940698, 7351745, 14703490, 16173839, 32347678, 80869195, 161738390]

約数ペア:

[(1, 161738390), (2, 80869195), (5, 32347678), (10, 16173839), (11, 14703490), (22, 7351745), (55, 2940698), (110, 1470349), (1051, 153890), (1399, 115610), (2102, 76945), (2798, 57805), (5255, 30778), (6995, 23122), (10510, 15389), (11561, 13990)]