64854595

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 91072512

約数和(自身を除く): 26217917

約数列:

[1, 5, 13, 23, 47, 65, 71, 115, 169, 235, 299, 355, 611, 845, 923, 1081, 1495, 1633, 3055, 3337, 3887, 4615, 5405, 7943, 8165, 11999, 14053, 16685, 19435, 21229, 39715, 43381, 59995, 70265, 76751, 106145, 182689, 216905, 275977, 383755, 563953, 913445, 997763, 1379885, 2819765, 4988815, 12970919, 64854595]

約数ペア:

[(1, 64854595), (5, 12970919), (13, 4988815), (23, 2819765), (47, 1379885), (65, 997763), (71, 913445), (115, 563953), (169, 383755), (235, 275977), (299, 216905), (355, 182689), (611, 106145), (845, 76751), (923, 70265), (1081, 59995), (1495, 43381), (1633, 39715), (3055, 21229), (3337, 19435), (3887, 16685), (4615, 14053), (5405, 11999), (7943, 8165)]