156946000

素因数分解:

$2^4\times 5^3\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:929

約数の個数: 80

約数和(自身を含む): 383881680

約数和(自身を除く): 226935680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 125, 194, 200, 250, 388, 400, 485, 500, 776, 809, 970, 1000, 1552, 1618, 1940, 2000, 2425, 3236, 3880, 4045, 4850, 6472, 7760, 8090, 9700, 12125, 12944, 16180, 19400, 20225, 24250, 32360, 38800, 40450, 48500, 64720, 78473, 80900, 97000, 101125, 156946, 161800, 194000, 202250, 313892, 323600, 392365, 404500, 627784, 784730, 809000, 1255568, 1569460, 1618000, 1961825, 3138920, 3923650, 6277840, 7847300, 9809125, 15694600, 19618250, 31389200, 39236500, 78473000, 156946000]

約数ペア:

[(1, 156946000), (2, 78473000), (4, 39236500), (5, 31389200), (8, 19618250), (10, 15694600), (16, 9809125), (20, 7847300), (25, 6277840), (40, 3923650), (50, 3138920), (80, 1961825), (97, 1618000), (100, 1569460), (125, 1255568), (194, 809000), (200, 784730), (250, 627784), (388, 404500), (400, 392365), (485, 323600), (500, 313892), (776, 202250), (809, 194000), (970, 161800), (1000, 156946), (1552, 101125), (1618, 97000), (1940, 80900), (2000, 78473), (2425, 64720), (3236, 48500), (3880, 40450), (4045, 38800), (4850, 32360), (6472, 24250), (7760, 20225), (8090, 19400), (9700, 16180), (12125, 12944)]