212192890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{929}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 472469760

約数和(自身を除く): 260276870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 251, 455, 502, 910, 929, 1255, 1757, 1858, 2510, 3263, 3514, 4645, 6503, 6526, 8785, 9290, 12077, 13006, 16315, 17570, 22841, 24154, 32515, 32630, 45682, 60385, 65030, 84539, 114205, 120770, 169078, 228410, 233179, 422695, 466358, 845390, 1165895, 1632253, 2331790, 3031327, 3264506, 6062654, 8161265, 15156635, 16322530, 21219289, 30313270, 42438578, 106096445, 212192890]

約数ペア:

[(1, 212192890), (2, 106096445), (5, 42438578), (7, 30313270), (10, 21219289), (13, 16322530), (14, 15156635), (26, 8161265), (35, 6062654), (65, 3264506), (70, 3031327), (91, 2331790), (130, 1632253), (182, 1165895), (251, 845390), (455, 466358), (502, 422695), (910, 233179), (929, 228410), (1255, 169078), (1757, 120770), (1858, 114205), (2510, 84539), (3263, 65030), (3514, 60385), (4645, 45682), (6503, 32630), (6526, 32515), (8785, 24154), (9290, 22841), (12077, 17570), (13006, 16315)]