54888920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1523}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 133319520

約数和(自身を除く): 78430600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1523, 1802, 2120, 3046, 3604, 4505, 6092, 7208, 7615, 9010, 12184, 15230, 18020, 25891, 30460, 36040, 51782, 60920, 80719, 103564, 129455, 161438, 207128, 258910, 322876, 403595, 517820, 645752, 807190, 1035640, 1372223, 1614380, 2744446, 3228760, 5488892, 6861115, 10977784, 13722230, 27444460, 54888920]

約数ペア:

[(1, 54888920), (2, 27444460), (4, 13722230), (5, 10977784), (8, 6861115), (10, 5488892), (17, 3228760), (20, 2744446), (34, 1614380), (40, 1372223), (53, 1035640), (68, 807190), (85, 645752), (106, 517820), (136, 403595), (170, 322876), (212, 258910), (265, 207128), (340, 161438), (424, 129455), (530, 103564), (680, 80719), (901, 60920), (1060, 51782), (1523, 36040), (1802, 30460), (2120, 25891), (3046, 18020), (3604, 15230), (4505, 12184), (6092, 9010), (7208, 7615)]