80440712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1877}}^1$

素因数の和:2381

約数の個数: 32

約数和(自身を含む): 164963520

約数和(自身を除く): 84522808

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 487, 974, 1877, 1948, 3754, 3896, 5357, 7508, 10714, 15016, 20647, 21428, 41294, 42856, 82588, 165176, 914099, 1828198, 3656396, 7312792, 10055089, 20110178, 40220356, 80440712]

約数ペア:

[(1, 80440712), (2, 40220356), (4, 20110178), (8, 10055089), (11, 7312792), (22, 3656396), (44, 1828198), (88, 914099), (487, 165176), (974, 82588), (1877, 42856), (1948, 41294), (3754, 21428), (3896, 20647), (5357, 15016), (7508, 10714)]