65872025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 91601280

約数和(自身を除く): 25729255

約数列:

[1, 5, 17, 25, 37, 59, 71, 85, 185, 295, 355, 425, 629, 925, 1003, 1207, 1475, 1775, 2183, 2627, 3145, 4189, 5015, 6035, 10915, 13135, 15725, 20945, 25075, 30175, 37111, 44659, 54575, 65675, 71213, 104725, 154993, 185555, 223295, 356065, 774965, 927775, 1116475, 1780325, 2634881, 3874825, 13174405, 65872025]

約数ペア:

[(1, 65872025), (5, 13174405), (17, 3874825), (25, 2634881), (37, 1780325), (59, 1116475), (71, 927775), (85, 774965), (185, 356065), (295, 223295), (355, 185555), (425, 154993), (629, 104725), (925, 71213), (1003, 65675), (1207, 54575), (1475, 44659), (1775, 37111), (2183, 30175), (2627, 25075), (3145, 20945), (4189, 15725), (5015, 13135), (6035, 10915)]