86740325

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 129515520

約数和(自身を除く): 42775195

約数列:

[1, 5, 7, 25, 31, 35, 59, 155, 175, 217, 271, 295, 413, 775, 1085, 1355, 1475, 1829, 1897, 2065, 5425, 6775, 8401, 9145, 9485, 10325, 12803, 15989, 42005, 45725, 47425, 58807, 64015, 79945, 111923, 210025, 294035, 320075, 399725, 495659, 559615, 1470175, 2478295, 2798075, 3469613, 12391475, 17348065, 86740325]

約数ペア:

[(1, 86740325), (5, 17348065), (7, 12391475), (25, 3469613), (31, 2798075), (35, 2478295), (59, 1470175), (155, 559615), (175, 495659), (217, 399725), (271, 320075), (295, 294035), (413, 210025), (775, 111923), (1085, 79945), (1355, 64015), (1475, 58807), (1829, 47425), (1897, 45725), (2065, 42005), (5425, 15989), (6775, 12803), (8401, 10325), (9145, 9485)]