209670650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 462827520

約数和(自身を除く): 253156870

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 89, 106, 127, 175, 178, 254, 265, 350, 371, 445, 530, 623, 635, 742, 889, 890, 1246, 1270, 1325, 1778, 1855, 2225, 2650, 3115, 3175, 3710, 4445, 4450, 4717, 6230, 6350, 6731, 8890, 9275, 9434, 11303, 13462, 15575, 18550, 22225, 22606, 23585, 31150, 33019, 33655, 44450, 47117, 47170, 56515, 66038, 67310, 79121, 94234, 113030, 117925, 158242, 165095, 168275, 235585, 235850, 282575, 330190, 336550, 395605, 471170, 565150, 599059, 791210, 825475, 1177925, 1198118, 1650950, 1978025, 2355850, 2995295, 3956050, 4193413, 5990590, 8386826, 14976475, 20967065, 29952950, 41934130, 104835325, 209670650]

約数ペア:

[(1, 209670650), (2, 104835325), (5, 41934130), (7, 29952950), (10, 20967065), (14, 14976475), (25, 8386826), (35, 5990590), (50, 4193413), (53, 3956050), (70, 2995295), (89, 2355850), (106, 1978025), (127, 1650950), (175, 1198118), (178, 1177925), (254, 825475), (265, 791210), (350, 599059), (371, 565150), (445, 471170), (530, 395605), (623, 336550), (635, 330190), (742, 282575), (889, 235850), (890, 235585), (1246, 168275), (1270, 165095), (1325, 158242), (1778, 117925), (1855, 113030), (2225, 94234), (2650, 79121), (3115, 67310), (3175, 66038), (3710, 56515), (4445, 47170), (4450, 47117), (4717, 44450), (6230, 33655), (6350, 33019), (6731, 31150), (8890, 23585), (9275, 22606), (9434, 22225), (11303, 18550), (13462, 15575)]