66984925

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 100172160

約数和(自身を除く): 33187235

約数列:

[1, 5, 7, 25, 29, 35, 67, 145, 175, 197, 203, 335, 469, 725, 985, 1015, 1379, 1675, 1943, 2345, 4925, 5075, 5713, 6895, 9715, 11725, 13199, 13601, 28565, 34475, 39991, 48575, 65995, 68005, 92393, 142825, 199955, 329975, 340025, 382771, 461965, 999775, 1913855, 2309825, 2679397, 9569275, 13396985, 66984925]

約数ペア:

[(1, 66984925), (5, 13396985), (7, 9569275), (25, 2679397), (29, 2309825), (35, 1913855), (67, 999775), (145, 461965), (175, 382771), (197, 340025), (203, 329975), (335, 199955), (469, 142825), (725, 92393), (985, 68005), (1015, 65995), (1379, 48575), (1675, 39991), (1943, 34475), (2345, 28565), (4925, 13601), (5075, 13199), (5713, 11725), (6895, 9715)]