89531390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1951}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 174134016

約数和(自身を除く): 84602626

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 353, 706, 1765, 1951, 3530, 3902, 4589, 9178, 9755, 19510, 22945, 25363, 45890, 50726, 126815, 253630, 688703, 1377406, 3443515, 6887030, 8953139, 17906278, 44765695, 89531390]

約数ペア:

[(1, 89531390), (2, 44765695), (5, 17906278), (10, 8953139), (13, 6887030), (26, 3443515), (65, 1377406), (130, 688703), (353, 253630), (706, 126815), (1765, 50726), (1951, 45890), (3530, 25363), (3902, 22945), (4589, 19510), (9178, 9755)]