80000210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8089}}^1$

素因数の和:8162

約数の個数: 32

約数和(自身を含む): 153774720

約数和(自身を除く): 73774510

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 8089, 9890, 16178, 40445, 80890, 186047, 347827, 372094, 695654, 930235, 1739135, 1860470, 3478270, 8000021, 16000042, 40000105, 80000210]

約数ペア:

[(1, 80000210), (2, 40000105), (5, 16000042), (10, 8000021), (23, 3478270), (43, 1860470), (46, 1739135), (86, 930235), (115, 695654), (215, 372094), (230, 347827), (430, 186047), (989, 80890), (1978, 40445), (4945, 16178), (8089, 9890)]