28842475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1551

約数の個数: 24

約数和(自身を含む): 38591280

約数和(自身を除く): 9748805

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 1481, 3895, 7405, 19475, 28139, 37025, 60721, 140695, 303605, 703475, 1153699, 1518025, 5768495, 28842475]

約数ペア:

[(1, 28842475), (5, 5768495), (19, 1518025), (25, 1153699), (41, 703475), (95, 303605), (205, 140695), (475, 60721), (779, 37025), (1025, 28139), (1481, 19475), (3895, 7405)]