13750205

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:114

約数の個数: 64

約数和(自身を含む): 22118400

約数和(自身を除く): 8368195

約数列:

[1, 5, 7, 19, 23, 29, 31, 35, 95, 115, 133, 145, 155, 161, 203, 217, 437, 551, 589, 665, 667, 713, 805, 899, 1015, 1085, 2185, 2755, 2945, 3059, 3335, 3565, 3857, 4123, 4495, 4669, 4991, 6293, 12673, 13547, 15295, 17081, 19285, 20615, 20677, 23345, 24955, 31465, 63365, 67735, 85405, 88711, 94829, 103385, 119567, 144739, 392863, 443555, 474145, 597835, 723695, 1964315, 2750041, 13750205]

約数ペア:

[(1, 13750205), (5, 2750041), (7, 1964315), (19, 723695), (23, 597835), (29, 474145), (31, 443555), (35, 392863), (95, 144739), (115, 119567), (133, 103385), (145, 94829), (155, 88711), (161, 85405), (203, 67735), (217, 63365), (437, 31465), (551, 24955), (589, 23345), (665, 20677), (667, 20615), (713, 19285), (805, 17081), (899, 15295), (1015, 13547), (1085, 12673), (2185, 6293), (2755, 4991), (2945, 4669), (3059, 4495), (3335, 4123), (3565, 3857)]