16680100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8779}}^1$

素因数の和:8812

約数の個数: 36

約数和(自身を含む): 38105200

約数和(自身を除く): 21425100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 8779, 17558, 35116, 43895, 87790, 166801, 175580, 219475, 333602, 438950, 667204, 834005, 877900, 1668010, 3336020, 4170025, 8340050, 16680100]

約数ペア:

[(1, 16680100), (2, 8340050), (4, 4170025), (5, 3336020), (10, 1668010), (19, 877900), (20, 834005), (25, 667204), (38, 438950), (50, 333602), (76, 219475), (95, 175580), (100, 166801), (190, 87790), (380, 43895), (475, 35116), (950, 17558), (1900, 8779)]