87913000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 128

約数和(自身を含む): 247852800

約数和(自身を除く): 159939800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 250, 266, 280, 350, 380, 475, 500, 532, 661, 665, 700, 760, 875, 950, 1000, 1064, 1322, 1330, 1400, 1750, 1900, 2375, 2644, 2660, 3305, 3325, 3500, 3800, 4627, 4750, 5288, 5320, 6610, 6650, 7000, 9254, 9500, 12559, 13220, 13300, 16525, 16625, 18508, 19000, 23135, 25118, 26440, 26600, 33050, 33250, 37016, 46270, 50236, 62795, 66100, 66500, 82625, 87913, 92540, 100472, 115675, 125590, 132200, 133000, 165250, 175826, 185080, 231350, 251180, 313975, 330500, 351652, 439565, 462700, 502360, 578375, 627950, 661000, 703304, 879130, 925400, 1156750, 1255900, 1569875, 1758260, 2197825, 2313500, 2511800, 3139750, 3516520, 4395650, 4627000, 6279500, 8791300, 10989125, 12559000, 17582600, 21978250, 43956500, 87913000]

約数ペア:

[(1, 87913000), (2, 43956500), (4, 21978250), (5, 17582600), (7, 12559000), (8, 10989125), (10, 8791300), (14, 6279500), (19, 4627000), (20, 4395650), (25, 3516520), (28, 3139750), (35, 2511800), (38, 2313500), (40, 2197825), (50, 1758260), (56, 1569875), (70, 1255900), (76, 1156750), (95, 925400), (100, 879130), (125, 703304), (133, 661000), (140, 627950), (152, 578375), (175, 502360), (190, 462700), (200, 439565), (250, 351652), (266, 330500), (280, 313975), (350, 251180), (380, 231350), (475, 185080), (500, 175826), (532, 165250), (661, 133000), (665, 132200), (700, 125590), (760, 115675), (875, 100472), (950, 92540), (1000, 87913), (1064, 82625), (1322, 66500), (1330, 66100), (1400, 62795), (1750, 50236), (1900, 46270), (2375, 37016), (2644, 33250), (2660, 33050), (3305, 26600), (3325, 26440), (3500, 25118), (3800, 23135), (4627, 19000), (4750, 18508), (5288, 16625), (5320, 16525), (6610, 13300), (6650, 13220), (7000, 12559), (9254, 9500)]