22985725

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 35553280

約数和(自身を除く): 12567555

約数列:

[1, 5, 7, 19, 25, 31, 35, 95, 133, 155, 175, 217, 223, 475, 589, 665, 775, 1085, 1115, 1561, 2945, 3325, 4123, 4237, 5425, 5575, 6913, 7805, 14725, 20615, 21185, 29659, 34565, 39025, 48391, 103075, 105925, 131347, 148295, 172825, 241955, 656735, 741475, 919429, 1209775, 3283675, 4597145, 22985725]

約数ペア:

[(1, 22985725), (5, 4597145), (7, 3283675), (19, 1209775), (25, 919429), (31, 741475), (35, 656735), (95, 241955), (133, 172825), (155, 148295), (175, 131347), (217, 105925), (223, 103075), (475, 48391), (589, 39025), (665, 34565), (775, 29659), (1085, 21185), (1115, 20615), (1561, 14725), (2945, 7805), (3325, 6913), (4123, 5575), (4237, 5425)]