66196280

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2459}}^1$

素因数の和:3143

約数の個数: 32

約数和(自身を含む): 149223600

約数和(自身を除く): 83027320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2459, 2692, 3365, 4918, 5384, 6730, 9836, 12295, 13460, 19672, 24590, 26920, 49180, 98360, 1654907, 3309814, 6619628, 8274535, 13239256, 16549070, 33098140, 66196280]

約数ペア:

[(1, 66196280), (2, 33098140), (4, 16549070), (5, 13239256), (8, 8274535), (10, 6619628), (20, 3309814), (40, 1654907), (673, 98360), (1346, 49180), (2459, 26920), (2692, 24590), (3365, 19672), (4918, 13460), (5384, 12295), (6730, 9836)]