199508225

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16057}}^1$

素因数の和:16145

約数の個数: 24

約数和(自身を含む): 286731648

約数和(自身を除く): 87223423

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2485, 12425, 16057, 80285, 112399, 401425, 561995, 1140047, 2809975, 5700235, 7980329, 28501175, 39901645, 199508225]

約数ペア:

[(1, 199508225), (5, 39901645), (7, 28501175), (25, 7980329), (35, 5700235), (71, 2809975), (175, 1140047), (355, 561995), (497, 401425), (1775, 112399), (2485, 80285), (12425, 16057)]