256563650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1020

約数の個数: 96

約数和(自身を含む): 588712320

約数和(自身を除く): 332148670

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 41, 50, 70, 82, 95, 133, 175, 190, 205, 266, 287, 350, 410, 475, 574, 665, 779, 941, 950, 1025, 1330, 1435, 1558, 1882, 2050, 2870, 3325, 3895, 4705, 5453, 6587, 6650, 7175, 7790, 9410, 10906, 13174, 14350, 17879, 19475, 23525, 27265, 32935, 35758, 38581, 38950, 47050, 54530, 65870, 77162, 89395, 125153, 136325, 164675, 178790, 192905, 250306, 270067, 272650, 329350, 385810, 446975, 540134, 625765, 733039, 893950, 964525, 1251530, 1350335, 1466078, 1929050, 2700670, 3128825, 3665195, 5131273, 6257650, 6751675, 7330390, 10262546, 13503350, 18325975, 25656365, 36651950, 51312730, 128281825, 256563650]

約数ペア:

[(1, 256563650), (2, 128281825), (5, 51312730), (7, 36651950), (10, 25656365), (14, 18325975), (19, 13503350), (25, 10262546), (35, 7330390), (38, 6751675), (41, 6257650), (50, 5131273), (70, 3665195), (82, 3128825), (95, 2700670), (133, 1929050), (175, 1466078), (190, 1350335), (205, 1251530), (266, 964525), (287, 893950), (350, 733039), (410, 625765), (475, 540134), (574, 446975), (665, 385810), (779, 329350), (941, 272650), (950, 270067), (1025, 250306), (1330, 192905), (1435, 178790), (1558, 164675), (1882, 136325), (2050, 125153), (2870, 89395), (3325, 77162), (3895, 65870), (4705, 54530), (5453, 47050), (6587, 38950), (6650, 38581), (7175, 35758), (7790, 32935), (9410, 27265), (10906, 23525), (13174, 19475), (14350, 17879)]