87317890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{34513}}^1$

素因数の和:34554

約数の個数: 32

約数和(自身を含む): 178920576

約数和(自身を除く): 91602686

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 34513, 69026, 172565, 345130, 379643, 759286, 793799, 1587598, 1898215, 3796430, 3968995, 7937990, 8731789, 17463578, 43658945, 87317890]

約数ペア:

[(1, 87317890), (2, 43658945), (5, 17463578), (10, 8731789), (11, 7937990), (22, 3968995), (23, 3796430), (46, 1898215), (55, 1587598), (110, 793799), (115, 759286), (230, 379643), (253, 345130), (506, 172565), (1265, 69026), (2530, 34513)]