81968645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3023}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 117573120

約数和(自身を除く): 35604475

約数列:

[1, 5, 11, 17, 29, 55, 85, 145, 187, 319, 493, 935, 1595, 2465, 3023, 5423, 15115, 27115, 33253, 51391, 87667, 166265, 256955, 438335, 565301, 964337, 1490339, 2826505, 4821685, 7451695, 16393729, 81968645]

約数ペア:

[(1, 81968645), (5, 16393729), (11, 7451695), (17, 4821685), (29, 2826505), (55, 1490339), (85, 964337), (145, 565301), (187, 438335), (319, 256955), (493, 166265), (935, 87667), (1595, 51391), (2465, 33253), (3023, 27115), (5423, 15115)]