170029100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:963

約数の個数: 72

約数和(自身を含む): 392422800

約数和(自身を除く): 222393700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 109, 190, 218, 380, 436, 475, 545, 821, 950, 1090, 1642, 1900, 2071, 2180, 2725, 3284, 4105, 4142, 5450, 8210, 8284, 10355, 10900, 15599, 16420, 20525, 20710, 31198, 41050, 41420, 51775, 62396, 77995, 82100, 89489, 103550, 155990, 178978, 207100, 311980, 357956, 389975, 447445, 779950, 894890, 1559900, 1700291, 1789780, 2237225, 3400582, 4474450, 6801164, 8501455, 8948900, 17002910, 34005820, 42507275, 85014550, 170029100]

約数ペア:

[(1, 170029100), (2, 85014550), (4, 42507275), (5, 34005820), (10, 17002910), (19, 8948900), (20, 8501455), (25, 6801164), (38, 4474450), (50, 3400582), (76, 2237225), (95, 1789780), (100, 1700291), (109, 1559900), (190, 894890), (218, 779950), (380, 447445), (436, 389975), (475, 357956), (545, 311980), (821, 207100), (950, 178978), (1090, 155990), (1642, 103550), (1900, 89489), (2071, 82100), (2180, 77995), (2725, 62396), (3284, 51775), (4105, 41420), (4142, 41050), (5450, 31198), (8210, 20710), (8284, 20525), (10355, 16420), (10900, 15599)]