66182720

素因数分解:

$2^6\times 5^1\times {\mathrm{206821}}^1$

素因数の和:206838

約数の個数: 28

約数和(自身を含む): 157598364

約数和(自身を除く): 91415644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 206821, 413642, 827284, 1034105, 1654568, 2068210, 3309136, 4136420, 6618272, 8272840, 13236544, 16545680, 33091360, 66182720]

約数ペア:

[(1, 66182720), (2, 33091360), (4, 16545680), (5, 13236544), (8, 8272840), (10, 6618272), (16, 4136420), (20, 3309136), (32, 2068210), (40, 1654568), (64, 1034105), (80, 827284), (160, 413642), (320, 206821)]