140562100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 351088640

約数和(自身を除く): 210526540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 1099, 1279, 1570, 2198, 2558, 3140, 3925, 4396, 5116, 5495, 6395, 7850, 8953, 10990, 12790, 15700, 17906, 21980, 25580, 27475, 31975, 35812, 44765, 54950, 63950, 89530, 109900, 127900, 179060, 200803, 223825, 401606, 447650, 803212, 895300, 1004015, 1405621, 2008030, 2811242, 4016060, 5020075, 5622484, 7028105, 10040150, 14056210, 20080300, 28112420, 35140525, 70281050, 140562100]

約数ペア:

[(1, 140562100), (2, 70281050), (4, 35140525), (5, 28112420), (7, 20080300), (10, 14056210), (14, 10040150), (20, 7028105), (25, 5622484), (28, 5020075), (35, 4016060), (50, 2811242), (70, 2008030), (100, 1405621), (140, 1004015), (157, 895300), (175, 803212), (314, 447650), (350, 401606), (628, 223825), (700, 200803), (785, 179060), (1099, 127900), (1279, 109900), (1570, 89530), (2198, 63950), (2558, 54950), (3140, 44765), (3925, 35812), (4396, 31975), (5116, 27475), (5495, 25580), (6395, 21980), (7850, 17906), (8953, 15700), (10990, 12790)]