53043725

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 83967840

約数和(自身を除く): 30924115

約数列:

[1, 5, 7, 19, 25, 35, 43, 49, 53, 95, 133, 175, 215, 245, 265, 301, 371, 475, 665, 817, 931, 1007, 1075, 1225, 1325, 1505, 1855, 2107, 2279, 2597, 3325, 4085, 4655, 5035, 5719, 7049, 7525, 9275, 10535, 11395, 12985, 15953, 20425, 23275, 25175, 28595, 35245, 40033, 43301, 49343, 52675, 56975, 64925, 79765, 111671, 142975, 176225, 200165, 216505, 246715, 303107, 398825, 558355, 1000825, 1082525, 1233575, 1515535, 2121749, 2791775, 7577675, 10608745, 53043725]

約数ペア:

[(1, 53043725), (5, 10608745), (7, 7577675), (19, 2791775), (25, 2121749), (35, 1515535), (43, 1233575), (49, 1082525), (53, 1000825), (95, 558355), (133, 398825), (175, 303107), (215, 246715), (245, 216505), (265, 200165), (301, 176225), (371, 142975), (475, 111671), (665, 79765), (817, 64925), (931, 56975), (1007, 52675), (1075, 49343), (1225, 43301), (1325, 40033), (1505, 35245), (1855, 28595), (2107, 25175), (2279, 23275), (2597, 20425), (3325, 15953), (4085, 12985), (4655, 11395), (5035, 10535), (5719, 9275), (7049, 7525)]