208024325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{11383}}^1$

素因数の和:11453

約数の個数: 24

約数和(自身を含む): 279499968

約数和(自身を除く): 71475643

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 3655, 11383, 18275, 56915, 193511, 284575, 489469, 967555, 2447345, 4837775, 8320973, 12236725, 41604865, 208024325]

約数ペア:

[(1, 208024325), (5, 41604865), (17, 12236725), (25, 8320973), (43, 4837775), (85, 2447345), (215, 967555), (425, 489469), (731, 284575), (1075, 193511), (3655, 56915), (11383, 18275)]