208037075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{11939}}^1$

素因数の和:12007

約数の個数: 24

約数和(自身を含む): 279825840

約数和(自身を除く): 71788765

約数列:

[1, 5, 17, 25, 41, 85, 205, 425, 697, 1025, 3485, 11939, 17425, 59695, 202963, 298475, 489499, 1014815, 2447495, 5074075, 8321483, 12237475, 41607415, 208037075]

約数ペア:

[(1, 208037075), (5, 41607415), (17, 12237475), (25, 8321483), (41, 5074075), (85, 2447495), (205, 1014815), (425, 489499), (697, 298475), (1025, 202963), (3485, 59695), (11939, 17425)]