134468980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{641}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 299947536

約数和(自身を除く): 165478556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 617, 641, 1234, 1282, 2468, 2564, 3085, 3205, 6170, 6410, 10489, 10897, 12340, 12820, 20978, 21794, 41956, 43588, 52445, 54485, 104890, 108970, 209780, 217940, 395497, 790994, 1581988, 1977485, 3954970, 6723449, 7909940, 13446898, 26893796, 33617245, 67234490, 134468980]

約数ペア:

[(1, 134468980), (2, 67234490), (4, 33617245), (5, 26893796), (10, 13446898), (17, 7909940), (20, 6723449), (34, 3954970), (68, 1977485), (85, 1581988), (170, 790994), (340, 395497), (617, 217940), (641, 209780), (1234, 108970), (1282, 104890), (2468, 54485), (2564, 52445), (3085, 43588), (3205, 41956), (6170, 21794), (6410, 20978), (10489, 12820), (10897, 12340)]