78430765

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1999}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 115200000

約数和(自身を除く): 36769235

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 1121, 1999, 2065, 5605, 7847, 9995, 13993, 37981, 39235, 69965, 117941, 189905, 265867, 589705, 825587, 1329335, 2240879, 4127935, 11204395, 15686153, 78430765]

約数ペア:

[(1, 78430765), (5, 15686153), (7, 11204395), (19, 4127935), (35, 2240879), (59, 1329335), (95, 825587), (133, 589705), (295, 265867), (413, 189905), (665, 117941), (1121, 69965), (1999, 39235), (2065, 37981), (5605, 13993), (7847, 9995)]