876400225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{7489}}^1$

素因数の和:7681

約数の個数: 24

約数和(自身を含む): 1129372160

約数和(自身を除く): 252971935

約数列:

[1, 5, 25, 31, 151, 155, 755, 775, 3775, 4681, 7489, 23405, 37445, 117025, 187225, 232159, 1130839, 1160795, 5654195, 5803975, 28270975, 35056009, 175280045, 876400225]

約数ペア:

[(1, 876400225), (5, 175280045), (25, 35056009), (31, 28270975), (151, 5803975), (155, 5654195), (755, 1160795), (775, 1130839), (3775, 232159), (4681, 187225), (7489, 117025), (23405, 37445)]