72051875

素因数分解:

$5^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:453

約数の個数: 40

約数和(自身を含む): 105566208

約数和(自身を除く): 33514333

約数列:

[1, 5, 7, 25, 35, 43, 125, 175, 215, 301, 383, 625, 875, 1075, 1505, 1915, 2681, 4375, 5375, 7525, 9575, 13405, 16469, 26875, 37625, 47875, 67025, 82345, 115283, 188125, 239375, 335125, 411725, 576415, 1675625, 2058625, 2882075, 10293125, 14410375, 72051875]

約数ペア:

[(1, 72051875), (5, 14410375), (7, 10293125), (25, 2882075), (35, 2058625), (43, 1675625), (125, 576415), (175, 411725), (215, 335125), (301, 239375), (383, 188125), (625, 115283), (875, 82345), (1075, 67025), (1505, 47875), (1915, 37625), (2681, 26875), (4375, 16469), (5375, 13405), (7525, 9575)]