29497975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 44059680

約数和(自身を除く): 14561705

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 221, 247, 281, 323, 325, 425, 475, 1105, 1235, 1405, 1615, 3653, 4199, 4777, 5339, 5525, 6175, 7025, 8075, 18265, 20995, 23885, 26695, 62101, 69407, 90763, 91325, 104975, 119425, 133475, 310505, 347035, 453815, 1179919, 1552525, 1735175, 2269075, 5899595, 29497975]

約数ペア:

[(1, 29497975), (5, 5899595), (13, 2269075), (17, 1735175), (19, 1552525), (25, 1179919), (65, 453815), (85, 347035), (95, 310505), (221, 133475), (247, 119425), (281, 104975), (323, 91325), (325, 90763), (425, 69407), (475, 62101), (1105, 26695), (1235, 23885), (1405, 20995), (1615, 18265), (3653, 8075), (4199, 7025), (4777, 6175), (5339, 5525)]