64026880

素因数分解:

$2^8\times 5^1\times {\mathrm{50021}}^1$

素因数の和:50042

約数の個数: 36

約数和(自身を含む): 153367452

約数和(自身を除く): 89340572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 50021, 100042, 200084, 250105, 400168, 500210, 800336, 1000420, 1600672, 2000840, 3201344, 4001680, 6402688, 8003360, 12805376, 16006720, 32013440, 64026880]

約数ペア:

[(1, 64026880), (2, 32013440), (4, 16006720), (5, 12805376), (8, 8003360), (10, 6402688), (16, 4001680), (20, 3201344), (32, 2000840), (40, 1600672), (64, 1000420), (80, 800336), (128, 500210), (160, 400168), (256, 250105), (320, 200084), (640, 100042), (1280, 50021)]