12694517900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1606901}}^1$

素因数の和:1606994

約数の個数: 36

約数和(自身を含む): 27895818720

約数和(自身を除く): 15201300820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 7900, 1606901, 3213802, 6427604, 8034505, 16069010, 32138020, 40172525, 80345050, 126945179, 160690100, 253890358, 507780716, 634725895, 1269451790, 2538903580, 3173629475, 6347258950, 12694517900]

約数ペア:

[(1, 12694517900), (2, 6347258950), (4, 3173629475), (5, 2538903580), (10, 1269451790), (20, 634725895), (25, 507780716), (50, 253890358), (79, 160690100), (100, 126945179), (158, 80345050), (316, 40172525), (395, 32138020), (790, 16069010), (1580, 8034505), (1975, 6427604), (3950, 3213802), (7900, 1606901)]