28897775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1733}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 38702880

約数和(自身を除く): 9805105

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 1733, 3335, 8665, 16675, 39859, 43325, 50257, 199295, 251285, 996475, 1155911, 1256425, 5779555, 28897775]

約数ペア:

[(1, 28897775), (5, 5779555), (23, 1256425), (25, 1155911), (29, 996475), (115, 251285), (145, 199295), (575, 50257), (667, 43325), (725, 39859), (1733, 16675), (3335, 8665)]