38218000

素因数分解:

$2^4\times 5^3\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 80

約数和(自身を含む): 93837744

約数和(自身を除く): 55619744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 125, 194, 197, 200, 250, 388, 394, 400, 485, 500, 776, 788, 970, 985, 1000, 1552, 1576, 1940, 1970, 2000, 2425, 3152, 3880, 3940, 4850, 4925, 7760, 7880, 9700, 9850, 12125, 15760, 19109, 19400, 19700, 24250, 24625, 38218, 38800, 39400, 48500, 49250, 76436, 78800, 95545, 97000, 98500, 152872, 191090, 194000, 197000, 305744, 382180, 394000, 477725, 764360, 955450, 1528720, 1910900, 2388625, 3821800, 4777250, 7643600, 9554500, 19109000, 38218000]

約数ペア:

[(1, 38218000), (2, 19109000), (4, 9554500), (5, 7643600), (8, 4777250), (10, 3821800), (16, 2388625), (20, 1910900), (25, 1528720), (40, 955450), (50, 764360), (80, 477725), (97, 394000), (100, 382180), (125, 305744), (194, 197000), (197, 194000), (200, 191090), (250, 152872), (388, 98500), (394, 97000), (400, 95545), (485, 78800), (500, 76436), (776, 49250), (788, 48500), (970, 39400), (985, 38800), (1000, 38218), (1552, 24625), (1576, 24250), (1940, 19700), (1970, 19400), (2000, 19109), (2425, 15760), (3152, 12125), (3880, 9850), (3940, 9700), (4850, 7880), (4925, 7760)]