97909000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 128

約数和(自身を含む): 266872320

約数和(自身を除く): 168963320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 125, 140, 142, 175, 197, 200, 250, 280, 284, 350, 355, 394, 497, 500, 568, 700, 710, 788, 875, 985, 994, 1000, 1379, 1400, 1420, 1576, 1750, 1775, 1970, 1988, 2485, 2758, 2840, 3500, 3550, 3940, 3976, 4925, 4970, 5516, 6895, 7000, 7100, 7880, 8875, 9850, 9940, 11032, 12425, 13790, 13987, 14200, 17750, 19700, 19880, 24625, 24850, 27580, 27974, 34475, 35500, 39400, 49250, 49700, 55160, 55948, 62125, 68950, 69935, 71000, 97909, 98500, 99400, 111896, 124250, 137900, 139870, 172375, 195818, 197000, 248500, 275800, 279740, 344750, 349675, 391636, 489545, 497000, 559480, 689500, 699350, 783272, 979090, 1379000, 1398700, 1748375, 1958180, 2447725, 2797400, 3496750, 3916360, 4895450, 6993500, 9790900, 12238625, 13987000, 19581800, 24477250, 48954500, 97909000]

約数ペア:

[(1, 97909000), (2, 48954500), (4, 24477250), (5, 19581800), (7, 13987000), (8, 12238625), (10, 9790900), (14, 6993500), (20, 4895450), (25, 3916360), (28, 3496750), (35, 2797400), (40, 2447725), (50, 1958180), (56, 1748375), (70, 1398700), (71, 1379000), (100, 979090), (125, 783272), (140, 699350), (142, 689500), (175, 559480), (197, 497000), (200, 489545), (250, 391636), (280, 349675), (284, 344750), (350, 279740), (355, 275800), (394, 248500), (497, 197000), (500, 195818), (568, 172375), (700, 139870), (710, 137900), (788, 124250), (875, 111896), (985, 99400), (994, 98500), (1000, 97909), (1379, 71000), (1400, 69935), (1420, 68950), (1576, 62125), (1750, 55948), (1775, 55160), (1970, 49700), (1988, 49250), (2485, 39400), (2758, 35500), (2840, 34475), (3500, 27974), (3550, 27580), (3940, 24850), (3976, 24625), (4925, 19880), (4970, 19700), (5516, 17750), (6895, 14200), (7000, 13987), (7100, 13790), (7880, 12425), (8875, 11032), (9850, 9940)]