28227305665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{1319}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 39230231040

約数和(自身を除く): 11002925375

約数列:

[1, 5, 13, 17, 65, 85, 107, 181, 221, 535, 905, 1105, 1319, 1391, 1819, 2353, 3077, 6595, 6955, 9095, 11765, 15385, 17147, 19367, 22423, 23647, 40001, 85735, 96835, 112115, 118235, 141133, 200005, 238739, 251771, 291499, 329239, 705665, 1193695, 1258855, 1457495, 1646195, 1834729, 2399261, 3103607, 4058563, 4280107, 9173645, 11996305, 15518035, 20292815, 21400535, 25545073, 31190393, 52761319, 127725365, 155951965, 263806595, 332085949, 434266241, 1660429745, 2171331205, 5645461133, 28227305665]

約数ペア:

[(1, 28227305665), (5, 5645461133), (13, 2171331205), (17, 1660429745), (65, 434266241), (85, 332085949), (107, 263806595), (181, 155951965), (221, 127725365), (535, 52761319), (905, 31190393), (1105, 25545073), (1319, 21400535), (1391, 20292815), (1819, 15518035), (2353, 11996305), (3077, 9173645), (6595, 4280107), (6955, 4058563), (9095, 3103607), (11765, 2399261), (15385, 1834729), (17147, 1646195), (19367, 1457495), (22423, 1258855), (23647, 1193695), (40001, 705665), (85735, 329239), (96835, 291499), (112115, 251771), (118235, 238739), (141133, 200005)]