135673900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 303168096

約数和(自身を除く): 167494196

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 97, 100, 142, 194, 197, 284, 355, 388, 394, 485, 710, 788, 970, 985, 1420, 1775, 1940, 1970, 2425, 3550, 3940, 4850, 4925, 6887, 7100, 9700, 9850, 13774, 13987, 19109, 19700, 27548, 27974, 34435, 38218, 55948, 68870, 69935, 76436, 95545, 137740, 139870, 172175, 191090, 279740, 344350, 349675, 382180, 477725, 688700, 699350, 955450, 1356739, 1398700, 1910900, 2713478, 5426956, 6783695, 13567390, 27134780, 33918475, 67836950, 135673900]

約数ペア:

[(1, 135673900), (2, 67836950), (4, 33918475), (5, 27134780), (10, 13567390), (20, 6783695), (25, 5426956), (50, 2713478), (71, 1910900), (97, 1398700), (100, 1356739), (142, 955450), (194, 699350), (197, 688700), (284, 477725), (355, 382180), (388, 349675), (394, 344350), (485, 279740), (710, 191090), (788, 172175), (970, 139870), (985, 137740), (1420, 95545), (1775, 76436), (1940, 69935), (1970, 68870), (2425, 55948), (3550, 38218), (3940, 34435), (4850, 27974), (4925, 27548), (6887, 19700), (7100, 19109), (9700, 13987), (9850, 13774)]