74990435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 104569920

約数和(自身を除く): 29579485

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1235, 1481, 2665, 3895, 7405, 10127, 19253, 28139, 50635, 60721, 96265, 140695, 303605, 365807, 789373, 1153699, 1829035, 3946865, 5768495, 14998087, 74990435]

約数ペア:

[(1, 74990435), (5, 14998087), (13, 5768495), (19, 3946865), (41, 1829035), (65, 1153699), (95, 789373), (205, 365807), (247, 303605), (533, 140695), (779, 96265), (1235, 60721), (1481, 50635), (2665, 28139), (3895, 19253), (7405, 10127)]