82152680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28927}}^1$

素因数の和:29009

約数の個数: 32

約数和(自身を含む): 187453440

約数和(自身を除く): 105300760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 28927, 57854, 115708, 144635, 231416, 289270, 578540, 1157080, 2053817, 4107634, 8215268, 10269085, 16430536, 20538170, 41076340, 82152680]

約数ペア:

[(1, 82152680), (2, 41076340), (4, 20538170), (5, 16430536), (8, 10269085), (10, 8215268), (20, 4107634), (40, 2053817), (71, 1157080), (142, 578540), (284, 289270), (355, 231416), (568, 144635), (710, 115708), (1420, 57854), (2840, 28927)]