81843570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3623}}^1$

素因数の和:3887

約数の個数: 48

約数和(自身を含む): 213700032

約数和(自身を除く): 131856462

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 753, 1255, 1506, 2259, 2510, 3623, 3765, 4518, 7246, 7530, 10869, 11295, 18115, 21738, 22590, 32607, 36230, 54345, 65214, 108690, 163035, 326070, 909373, 1818746, 2728119, 4546865, 5456238, 8184357, 9093730, 13640595, 16368714, 27281190, 40921785, 81843570]

約数ペア:

[(1, 81843570), (2, 40921785), (3, 27281190), (5, 16368714), (6, 13640595), (9, 9093730), (10, 8184357), (15, 5456238), (18, 4546865), (30, 2728119), (45, 1818746), (90, 909373), (251, 326070), (502, 163035), (753, 108690), (1255, 65214), (1506, 54345), (2259, 36230), (2510, 32607), (3623, 22590), (3765, 21738), (4518, 18115), (7246, 11295), (7530, 10869)]