25937810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 48037104

約数和(自身を除く): 22099294

約数列:

[1, 2, 5, 10, 61, 101, 122, 202, 305, 421, 505, 610, 842, 1010, 2105, 4210, 6161, 12322, 25681, 30805, 42521, 51362, 61610, 85042, 128405, 212605, 256810, 425210, 2593781, 5187562, 12968905, 25937810]

約数ペア:

[(1, 25937810), (2, 12968905), (5, 5187562), (10, 2593781), (61, 425210), (101, 256810), (122, 212605), (202, 128405), (305, 85042), (421, 61610), (505, 51362), (610, 42521), (842, 30805), (1010, 25681), (2105, 12322), (4210, 6161)]