64934020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1597}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 144970560

約数和(自身を除く): 80036540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 1597, 2033, 2140, 3194, 4066, 6388, 7985, 8132, 10165, 15970, 20330, 30343, 31940, 40660, 60686, 121372, 151715, 170879, 303430, 341758, 606860, 683516, 854395, 1708790, 3246701, 3417580, 6493402, 12986804, 16233505, 32467010, 64934020]

約数ペア:

[(1, 64934020), (2, 32467010), (4, 16233505), (5, 12986804), (10, 6493402), (19, 3417580), (20, 3246701), (38, 1708790), (76, 854395), (95, 683516), (107, 606860), (190, 341758), (214, 303430), (380, 170879), (428, 151715), (535, 121372), (1070, 60686), (1597, 40660), (2033, 31940), (2140, 30343), (3194, 20330), (4066, 15970), (6388, 10165), (7985, 8132)]