80290660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2207}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 180278784

約数和(自身を除く): 99988124

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 1070, 1819, 2140, 2207, 3638, 4414, 7276, 8828, 9095, 11035, 18190, 22070, 36380, 37519, 44140, 75038, 150076, 187595, 236149, 375190, 472298, 750380, 944596, 1180745, 2361490, 4014533, 4722980, 8029066, 16058132, 20072665, 40145330, 80290660]

約数ペア:

[(1, 80290660), (2, 40145330), (4, 20072665), (5, 16058132), (10, 8029066), (17, 4722980), (20, 4014533), (34, 2361490), (68, 1180745), (85, 944596), (107, 750380), (170, 472298), (214, 375190), (340, 236149), (428, 187595), (535, 150076), (1070, 75038), (1819, 44140), (2140, 37519), (2207, 36380), (3638, 22070), (4414, 18190), (7276, 11035), (8828, 9095)]