258599990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19429}}^1$

素因数の和:19469

約数の個数: 32

約数和(自身を含む): 512019360

約数和(自身を除く): 253419370

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1331, 2662, 6655, 13310, 19429, 38858, 97145, 194290, 213719, 427438, 1068595, 2137190, 2350909, 4701818, 11754545, 23509090, 25859999, 51719998, 129299995, 258599990]

約数ペア:

[(1, 258599990), (2, 129299995), (5, 51719998), (10, 25859999), (11, 23509090), (22, 11754545), (55, 4701818), (110, 2350909), (121, 2137190), (242, 1068595), (605, 427438), (1210, 213719), (1331, 194290), (2662, 97145), (6655, 38858), (13310, 19429)]