258903568

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6779}}^1$

素因数の和:6836

約数の個数: 80

約数和(自身を含む): 645672960

約数和(自身を除く): 386769392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 682, 868, 1232, 1364, 1736, 2387, 2728, 3472, 4774, 5456, 6779, 9548, 13558, 19096, 27116, 38192, 47453, 54232, 74569, 94906, 108464, 149138, 189812, 210149, 298276, 379624, 420298, 521983, 596552, 759248, 840596, 1043966, 1193104, 1471043, 1681192, 2087932, 2311639, 2942086, 3362384, 4175864, 4623278, 5884172, 8351728, 9246556, 11768344, 16181473, 18493112, 23536688, 32362946, 36986224, 64725892, 129451784, 258903568]

約数ペア:

[(1, 258903568), (2, 129451784), (4, 64725892), (7, 36986224), (8, 32362946), (11, 23536688), (14, 18493112), (16, 16181473), (22, 11768344), (28, 9246556), (31, 8351728), (44, 5884172), (56, 4623278), (62, 4175864), (77, 3362384), (88, 2942086), (112, 2311639), (124, 2087932), (154, 1681192), (176, 1471043), (217, 1193104), (248, 1043966), (308, 840596), (341, 759248), (434, 596552), (496, 521983), (616, 420298), (682, 379624), (868, 298276), (1232, 210149), (1364, 189812), (1736, 149138), (2387, 108464), (2728, 94906), (3472, 74569), (4774, 54232), (5456, 47453), (6779, 38192), (9548, 27116), (13558, 19096)]