244772500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 120

約数和(自身を含む): 623500416

約数和(自身を除く): 378727916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 125, 140, 142, 175, 197, 250, 284, 350, 355, 394, 497, 500, 625, 700, 710, 788, 875, 985, 994, 1250, 1379, 1420, 1750, 1775, 1970, 1988, 2485, 2500, 2758, 3500, 3550, 3940, 4375, 4925, 4970, 5516, 6895, 7100, 8750, 8875, 9850, 9940, 12425, 13790, 13987, 17500, 17750, 19700, 24625, 24850, 27580, 27974, 34475, 35500, 44375, 49250, 49700, 55948, 62125, 68950, 69935, 88750, 97909, 98500, 123125, 124250, 137900, 139870, 172375, 177500, 195818, 246250, 248500, 279740, 310625, 344750, 349675, 391636, 489545, 492500, 621250, 689500, 699350, 861875, 979090, 1242500, 1398700, 1723750, 1748375, 1958180, 2447725, 3447500, 3496750, 4895450, 6993500, 8741875, 9790900, 12238625, 17483750, 24477250, 34967500, 48954500, 61193125, 122386250, 244772500]

約数ペア:

[(1, 244772500), (2, 122386250), (4, 61193125), (5, 48954500), (7, 34967500), (10, 24477250), (14, 17483750), (20, 12238625), (25, 9790900), (28, 8741875), (35, 6993500), (50, 4895450), (70, 3496750), (71, 3447500), (100, 2447725), (125, 1958180), (140, 1748375), (142, 1723750), (175, 1398700), (197, 1242500), (250, 979090), (284, 861875), (350, 699350), (355, 689500), (394, 621250), (497, 492500), (500, 489545), (625, 391636), (700, 349675), (710, 344750), (788, 310625), (875, 279740), (985, 248500), (994, 246250), (1250, 195818), (1379, 177500), (1420, 172375), (1750, 139870), (1775, 137900), (1970, 124250), (1988, 123125), (2485, 98500), (2500, 97909), (2758, 88750), (3500, 69935), (3550, 68950), (3940, 62125), (4375, 55948), (4925, 49700), (4970, 49250), (5516, 44375), (6895, 35500), (7100, 34475), (8750, 27974), (8875, 27580), (9850, 24850), (9940, 24625), (12425, 19700), (13790, 17750), (13987, 17500)]