84288275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2909}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 111860400

約数和(自身を除く): 27572125

約数列:

[1, 5, 19, 25, 61, 95, 305, 475, 1159, 1525, 2909, 5795, 14545, 28975, 55271, 72725, 177449, 276355, 887245, 1381775, 3371531, 4436225, 16857655, 84288275]

約数ペア:

[(1, 84288275), (5, 16857655), (19, 4436225), (25, 3371531), (61, 1381775), (95, 887245), (305, 276355), (475, 177449), (1159, 72725), (1525, 55271), (2909, 28975), (5795, 14545)]