53207315

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 29736685

約数列:

[1, 5, 7, 19, 29, 31, 35, 89, 95, 133, 145, 155, 203, 217, 445, 551, 589, 623, 665, 899, 1015, 1085, 1691, 2581, 2755, 2759, 2945, 3115, 3857, 4123, 4495, 6293, 8455, 11837, 12905, 13795, 17081, 18067, 19285, 19313, 20615, 31465, 49039, 52421, 59185, 80011, 85405, 90335, 96565, 119567, 245195, 262105, 343273, 366947, 400055, 560077, 597835, 1520209, 1716365, 1834735, 2800385, 7601045, 10641463, 53207315]

約数ペア:

[(1, 53207315), (5, 10641463), (7, 7601045), (19, 2800385), (29, 1834735), (31, 1716365), (35, 1520209), (89, 597835), (95, 560077), (133, 400055), (145, 366947), (155, 343273), (203, 262105), (217, 245195), (445, 119567), (551, 96565), (589, 90335), (623, 85405), (665, 80011), (899, 59185), (1015, 52421), (1085, 49039), (1691, 31465), (2581, 20615), (2755, 19313), (2759, 19285), (2945, 18067), (3115, 17081), (3857, 13795), (4123, 12905), (4495, 11837), (6293, 8455)]