77672405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 102643200

約数和(自身を除く): 24970795

約数列:

[1, 5, 17, 43, 79, 85, 215, 269, 395, 731, 1343, 1345, 3397, 3655, 4573, 6715, 11567, 16985, 21251, 22865, 57749, 57835, 106255, 196639, 288745, 361267, 913793, 983195, 1806335, 4568965, 15534481, 77672405]

約数ペア:

[(1, 77672405), (5, 15534481), (17, 4568965), (43, 1806335), (79, 983195), (85, 913793), (215, 361267), (269, 288745), (395, 196639), (731, 106255), (1343, 57835), (1345, 57749), (3397, 22865), (3655, 21251), (4573, 16985), (6715, 11567)]