51475655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 84049920

約数和(自身を除く): 32574265

約数列:

[1, 5, 7, 11, 19, 31, 35, 55, 77, 95, 133, 155, 209, 217, 227, 341, 385, 589, 665, 1045, 1085, 1135, 1463, 1589, 1705, 2387, 2497, 2945, 4123, 4313, 6479, 7037, 7315, 7945, 11935, 12485, 17479, 20615, 21565, 30191, 32395, 35185, 45353, 47443, 49259, 77407, 87395, 133703, 150955, 226765, 237215, 246295, 332101, 387035, 541849, 668515, 935921, 1470733, 1660505, 2709245, 4679605, 7353665, 10295131, 51475655]

約数ペア:

[(1, 51475655), (5, 10295131), (7, 7353665), (11, 4679605), (19, 2709245), (31, 1660505), (35, 1470733), (55, 935921), (77, 668515), (95, 541849), (133, 387035), (155, 332101), (209, 246295), (217, 237215), (227, 226765), (341, 150955), (385, 133703), (589, 87395), (665, 77407), (1045, 49259), (1085, 47443), (1135, 45353), (1463, 35185), (1589, 32395), (1705, 30191), (2387, 21565), (2497, 20615), (2945, 17479), (4123, 12485), (4313, 11935), (6479, 7945), (7037, 7315)]