163306720

素因数分解:

$2^5\times 5^1\times {\mathrm{1020667}}^1$

素因数の和:1020682

約数の個数: 24

約数和(自身を含む): 385812504

約数和(自身を除く): 222505784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1020667, 2041334, 4082668, 5103335, 8165336, 10206670, 16330672, 20413340, 32661344, 40826680, 81653360, 163306720]

約数ペア:

[(1, 163306720), (2, 81653360), (4, 40826680), (5, 32661344), (8, 20413340), (10, 16330672), (16, 10206670), (20, 8165336), (32, 5103335), (40, 4082668), (80, 2041334), (160, 1020667)]