72693820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{88651}}^1$

素因数の和:88701

約数の個数: 24

約数和(自身を含む): 156382128

約数和(自身を除く): 83688308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 88651, 177302, 354604, 443255, 886510, 1773020, 3634691, 7269382, 14538764, 18173455, 36346910, 72693820]

約数ペア:

[(1, 72693820), (2, 36346910), (4, 18173455), (5, 14538764), (10, 7269382), (20, 3634691), (41, 1773020), (82, 886510), (164, 443255), (205, 354604), (410, 177302), (820, 88651)]