199492025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{1279}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 262840320

約数和(自身を除く): 63348295

約数列:

[1, 5, 17, 25, 85, 367, 425, 1279, 1835, 6239, 6395, 9175, 21743, 31195, 31975, 108715, 155975, 469393, 543575, 2346965, 7979681, 11734825, 39898405, 199492025]

約数ペア:

[(1, 199492025), (5, 39898405), (17, 11734825), (25, 7979681), (85, 2346965), (367, 543575), (425, 469393), (1279, 155975), (1835, 108715), (6239, 31975), (6395, 31195), (9175, 21743)]