67642880

素因数分解:

$2^9\times 5^1\times {\mathrm{26423}}^1$

素因数の和:26446

約数の個数: 40

約数和(自身を含む): 162190512

約数和(自身を除く): 94547632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 26423, 52846, 105692, 132115, 211384, 264230, 422768, 528460, 845536, 1056920, 1691072, 2113840, 3382144, 4227680, 6764288, 8455360, 13528576, 16910720, 33821440, 67642880]

約数ペア:

[(1, 67642880), (2, 33821440), (4, 16910720), (5, 13528576), (8, 8455360), (10, 6764288), (16, 4227680), (20, 3382144), (32, 2113840), (40, 1691072), (64, 1056920), (80, 845536), (128, 528460), (160, 422768), (256, 264230), (320, 211384), (512, 132115), (640, 105692), (1280, 52846), (2560, 26423)]