197911000

素因数分解:

$2^3\times 5^3\times 7^3\times {\mathrm{577}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 541008000

約数和(自身を除く): 343097000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 245, 250, 280, 343, 350, 392, 490, 500, 577, 686, 700, 875, 980, 1000, 1154, 1225, 1372, 1400, 1715, 1750, 1960, 2308, 2450, 2744, 2885, 3430, 3500, 4039, 4616, 4900, 5770, 6125, 6860, 7000, 8078, 8575, 9800, 11540, 12250, 13720, 14425, 16156, 17150, 20195, 23080, 24500, 28273, 28850, 32312, 34300, 40390, 42875, 49000, 56546, 57700, 68600, 72125, 80780, 85750, 100975, 113092, 115400, 141365, 144250, 161560, 171500, 197911, 201950, 226184, 282730, 288500, 343000, 395822, 403900, 504875, 565460, 577000, 706825, 791644, 807800, 989555, 1009750, 1130920, 1413650, 1583288, 1979110, 2019500, 2827300, 3534125, 3958220, 4039000, 4947775, 5654600, 7068250, 7916440, 9895550, 14136500, 19791100, 24738875, 28273000, 39582200, 49477750, 98955500, 197911000]

約数ペア:

[(1, 197911000), (2, 98955500), (4, 49477750), (5, 39582200), (7, 28273000), (8, 24738875), (10, 19791100), (14, 14136500), (20, 9895550), (25, 7916440), (28, 7068250), (35, 5654600), (40, 4947775), (49, 4039000), (50, 3958220), (56, 3534125), (70, 2827300), (98, 2019500), (100, 1979110), (125, 1583288), (140, 1413650), (175, 1130920), (196, 1009750), (200, 989555), (245, 807800), (250, 791644), (280, 706825), (343, 577000), (350, 565460), (392, 504875), (490, 403900), (500, 395822), (577, 343000), (686, 288500), (700, 282730), (875, 226184), (980, 201950), (1000, 197911), (1154, 171500), (1225, 161560), (1372, 144250), (1400, 141365), (1715, 115400), (1750, 113092), (1960, 100975), (2308, 85750), (2450, 80780), (2744, 72125), (2885, 68600), (3430, 57700), (3500, 56546), (4039, 49000), (4616, 42875), (4900, 40390), (5770, 34300), (6125, 32312), (6860, 28850), (7000, 28273), (8078, 24500), (8575, 23080), (9800, 20195), (11540, 17150), (12250, 16156), (13720, 14425)]