51790060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 129563280

約数和(自身を除く): 77773220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1229, 1505, 2107, 2458, 3010, 4214, 4916, 6020, 6145, 8428, 8603, 10535, 12290, 17206, 21070, 24580, 34412, 42140, 43015, 52847, 60221, 86030, 105694, 120442, 172060, 211388, 240884, 264235, 301105, 369929, 528470, 602210, 739858, 1056940, 1204420, 1479716, 1849645, 2589503, 3699290, 5179006, 7398580, 10358012, 12947515, 25895030, 51790060]

約数ペア:

[(1, 51790060), (2, 25895030), (4, 12947515), (5, 10358012), (7, 7398580), (10, 5179006), (14, 3699290), (20, 2589503), (28, 1849645), (35, 1479716), (43, 1204420), (49, 1056940), (70, 739858), (86, 602210), (98, 528470), (140, 369929), (172, 301105), (196, 264235), (215, 240884), (245, 211388), (301, 172060), (430, 120442), (490, 105694), (602, 86030), (860, 60221), (980, 52847), (1204, 43015), (1229, 42140), (1505, 34412), (2107, 24580), (2458, 21070), (3010, 17206), (4214, 12290), (4916, 10535), (6020, 8603), (6145, 8428)]