168889790

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{73751}}^1$

素因数の和:73987

約数の個数: 16

約数和(自身を含む): 305333280

約数和(自身を除く): 136443490

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 73751, 147502, 368755, 737510, 16888979, 33777958, 84444895, 168889790]

約数ペア:

[(1, 168889790), (2, 84444895), (5, 33777958), (10, 16888979), (229, 737510), (458, 368755), (1145, 147502), (2290, 73751)]