87431630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61141}}^1$

素因数の和:61172

約数の個数: 32

約数和(自身を含む): 184893408

約数和(自身を除く): 97461778

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 61141, 122282, 305705, 611410, 672551, 794833, 1345102, 1589666, 3362755, 3974165, 6725510, 7948330, 8743163, 17486326, 43715815, 87431630]

約数ペア:

[(1, 87431630), (2, 43715815), (5, 17486326), (10, 8743163), (11, 7948330), (13, 6725510), (22, 3974165), (26, 3362755), (55, 1589666), (65, 1345102), (110, 794833), (130, 672551), (143, 611410), (286, 305705), (715, 122282), (1430, 61141)]